121182215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 191213568

約数和(自身を除く): 70031353

約数列:

[1, 5, 7, 11, 35, 37, 47, 55, 77, 181, 185, 235, 259, 329, 385, 407, 517, 905, 1267, 1295, 1645, 1739, 1991, 2035, 2585, 2849, 3619, 6335, 6697, 8507, 8695, 9955, 12173, 13937, 14245, 18095, 19129, 33485, 42535, 46879, 59549, 60865, 69685, 73667, 93577, 95645, 133903, 234395, 297745, 314759, 368335, 467885, 515669, 655039, 669515, 1573795, 2203313, 2578345, 3275195, 3462349, 11016565, 17311745, 24236443, 121182215]

約数ペア:

[(1, 121182215), (5, 24236443), (7, 17311745), (11, 11016565), (35, 3462349), (37, 3275195), (47, 2578345), (55, 2203313), (77, 1573795), (181, 669515), (185, 655039), (235, 515669), (259, 467885), (329, 368335), (385, 314759), (407, 297745), (517, 234395), (905, 133903), (1267, 95645), (1295, 93577), (1645, 73667), (1739, 69685), (1991, 60865), (2035, 59549), (2585, 46879), (2849, 42535), (3619, 33485), (6335, 19129), (6697, 18095), (8507, 14245), (8695, 13937), (9955, 12173)]