212956212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{757}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 605138688

約数和(自身を除く): 392182476

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 197, 204, 238, 357, 394, 476, 591, 714, 757, 788, 1182, 1379, 1428, 1514, 2271, 2364, 2758, 3028, 3349, 4137, 4542, 5299, 5516, 6698, 8274, 9084, 10047, 10598, 12869, 13396, 15897, 16548, 20094, 21196, 23443, 25738, 31794, 38607, 40188, 46886, 51476, 63588, 70329, 77214, 90083, 93772, 140658, 149129, 154428, 180166, 270249, 281316, 298258, 360332, 447387, 540498, 596516, 894774, 1043903, 1080996, 1789548, 2087806, 2535193, 3131709, 4175612, 5070386, 6263418, 7605579, 10140772, 12526836, 15211158, 17746351, 30422316, 35492702, 53239053, 70985404, 106478106, 212956212]

約数ペア:

[(1, 212956212), (2, 106478106), (3, 70985404), (4, 53239053), (6, 35492702), (7, 30422316), (12, 17746351), (14, 15211158), (17, 12526836), (21, 10140772), (28, 7605579), (34, 6263418), (42, 5070386), (51, 4175612), (68, 3131709), (84, 2535193), (102, 2087806), (119, 1789548), (197, 1080996), (204, 1043903), (238, 894774), (357, 596516), (394, 540498), (476, 447387), (591, 360332), (714, 298258), (757, 281316), (788, 270249), (1182, 180166), (1379, 154428), (1428, 149129), (1514, 140658), (2271, 93772), (2364, 90083), (2758, 77214), (3028, 70329), (3349, 63588), (4137, 51476), (4542, 46886), (5299, 40188), (5516, 38607), (6698, 31794), (8274, 25738), (9084, 23443), (10047, 21196), (10598, 20094), (12869, 16548), (13396, 15897)]