81411708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1291

約数の個数: 96

約数和(自身を含む): 234952704

約数和(自身を除く): 153540996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 47, 51, 68, 84, 94, 102, 119, 141, 188, 204, 238, 282, 329, 357, 476, 564, 658, 714, 799, 987, 1213, 1316, 1428, 1598, 1974, 2397, 2426, 3196, 3639, 3948, 4794, 4852, 5593, 7278, 8491, 9588, 11186, 14556, 16779, 16982, 20621, 22372, 25473, 33558, 33964, 41242, 50946, 57011, 61863, 67116, 82484, 101892, 114022, 123726, 144347, 171033, 228044, 247452, 288694, 342066, 399077, 433041, 577388, 684132, 798154, 866082, 969187, 1197231, 1596308, 1732164, 1938374, 2394462, 2907561, 3876748, 4788924, 5815122, 6784309, 11630244, 13568618, 20352927, 27137236, 40705854, 81411708]

約数ペア:

[(1, 81411708), (2, 40705854), (3, 27137236), (4, 20352927), (6, 13568618), (7, 11630244), (12, 6784309), (14, 5815122), (17, 4788924), (21, 3876748), (28, 2907561), (34, 2394462), (42, 1938374), (47, 1732164), (51, 1596308), (68, 1197231), (84, 969187), (94, 866082), (102, 798154), (119, 684132), (141, 577388), (188, 433041), (204, 399077), (238, 342066), (282, 288694), (329, 247452), (357, 228044), (476, 171033), (564, 144347), (658, 123726), (714, 114022), (799, 101892), (987, 82484), (1213, 67116), (1316, 61863), (1428, 57011), (1598, 50946), (1974, 41242), (2397, 33964), (2426, 33558), (3196, 25473), (3639, 22372), (3948, 20621), (4794, 16982), (4852, 16779), (5593, 14556), (7278, 11186), (8491, 9588)]