68254011

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 121642560

約数和(自身を除く): 53388549

約数列:

[1, 3, 7, 9, 21, 37, 47, 49, 63, 89, 111, 141, 147, 259, 267, 329, 333, 423, 441, 623, 777, 801, 987, 1739, 1813, 1869, 2303, 2331, 2961, 3293, 4183, 4361, 5217, 5439, 5607, 6909, 9879, 12173, 12549, 13083, 15651, 16317, 20727, 23051, 29281, 29637, 36519, 37647, 39249, 69153, 85211, 87843, 109557, 154771, 161357, 204967, 207459, 255633, 263529, 464313, 484071, 614901, 766899, 1083397, 1392939, 1452213, 1844703, 3250191, 7583779, 9750573, 22751337, 68254011]

約数ペア:

[(1, 68254011), (3, 22751337), (7, 9750573), (9, 7583779), (21, 3250191), (37, 1844703), (47, 1452213), (49, 1392939), (63, 1083397), (89, 766899), (111, 614901), (141, 484071), (147, 464313), (259, 263529), (267, 255633), (329, 207459), (333, 204967), (423, 161357), (441, 154771), (623, 109557), (777, 87843), (801, 85211), (987, 69153), (1739, 39249), (1813, 37647), (1869, 36519), (2303, 29637), (2331, 29281), (2961, 23051), (3293, 20727), (4183, 16317), (4361, 15651), (5217, 13083), (5439, 12549), (5607, 12173), (6909, 9879)]