39665556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 124540416

約数和(自身を除く): 84874860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 47, 51, 63, 68, 84, 94, 102, 119, 126, 141, 153, 188, 197, 204, 238, 252, 282, 306, 329, 357, 394, 423, 476, 564, 591, 612, 658, 714, 788, 799, 846, 987, 1071, 1182, 1316, 1379, 1428, 1598, 1692, 1773, 1974, 2142, 2364, 2397, 2758, 2961, 3196, 3349, 3546, 3948, 4137, 4284, 4794, 5516, 5593, 5922, 6698, 7092, 7191, 8274, 9259, 9588, 10047, 11186, 11844, 12411, 13396, 14382, 16548, 16779, 18518, 20094, 22372, 23443, 24822, 27777, 28764, 30141, 33558, 37036, 40188, 46886, 49644, 50337, 55554, 60282, 64813, 67116, 70329, 83331, 93772, 100674, 111108, 120564, 129626, 140658, 157403, 166662, 194439, 201348, 210987, 259252, 281316, 314806, 333324, 388878, 421974, 472209, 583317, 629612, 777756, 843948, 944418, 1101821, 1166634, 1416627, 1888836, 2203642, 2333268, 2833254, 3305463, 4407284, 5666508, 6610926, 9916389, 13221852, 19832778, 39665556]

約数ペア:

[(1, 39665556), (2, 19832778), (3, 13221852), (4, 9916389), (6, 6610926), (7, 5666508), (9, 4407284), (12, 3305463), (14, 2833254), (17, 2333268), (18, 2203642), (21, 1888836), (28, 1416627), (34, 1166634), (36, 1101821), (42, 944418), (47, 843948), (51, 777756), (63, 629612), (68, 583317), (84, 472209), (94, 421974), (102, 388878), (119, 333324), (126, 314806), (141, 281316), (153, 259252), (188, 210987), (197, 201348), (204, 194439), (238, 166662), (252, 157403), (282, 140658), (306, 129626), (329, 120564), (357, 111108), (394, 100674), (423, 93772), (476, 83331), (564, 70329), (591, 67116), (612, 64813), (658, 60282), (714, 55554), (788, 50337), (799, 49644), (846, 46886), (987, 40188), (1071, 37036), (1182, 33558), (1316, 30141), (1379, 28764), (1428, 27777), (1598, 24822), (1692, 23443), (1773, 22372), (1974, 20094), (2142, 18518), (2364, 16779), (2397, 16548), (2758, 14382), (2961, 13396), (3196, 12411), (3349, 11844), (3546, 11186), (3948, 10047), (4137, 9588), (4284, 9259), (4794, 8274), (5516, 7191), (5593, 7092), (5922, 6698)]