7227870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 19160064

約数和(自身を除く): 11932194

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 431, 559, 645, 862, 1118, 1290, 1293, 1677, 2155, 2586, 2795, 3354, 4310, 5590, 5603, 6465, 8385, 11206, 12930, 16770, 16809, 18533, 28015, 33618, 37066, 55599, 56030, 84045, 92665, 111198, 168090, 185330, 240929, 277995, 481858, 555990, 722787, 1204645, 1445574, 2409290, 3613935, 7227870]

約数ペア:

[(1, 7227870), (2, 3613935), (3, 2409290), (5, 1445574), (6, 1204645), (10, 722787), (13, 555990), (15, 481858), (26, 277995), (30, 240929), (39, 185330), (43, 168090), (65, 111198), (78, 92665), (86, 84045), (129, 56030), (130, 55599), (195, 37066), (215, 33618), (258, 28015), (390, 18533), (430, 16809), (431, 16770), (559, 12930), (645, 11206), (862, 8385), (1118, 6465), (1290, 5603), (1293, 5590), (1677, 4310), (2155, 3354), (2586, 2795)]