12478725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 27776000

約数和(自身を除く): 15297275

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 95, 105, 133, 135, 139, 171, 175, 189, 225, 285, 315, 399, 417, 475, 513, 525, 665, 675, 695, 855, 945, 973, 1197, 1251, 1425, 1575, 1995, 2085, 2565, 2641, 2919, 3325, 3475, 3591, 3753, 4275, 4725, 4865, 5985, 6255, 7923, 8757, 9975, 10425, 12825, 13205, 14595, 17955, 18487, 18765, 23769, 24325, 26271, 29925, 31275, 39615, 43785, 55461, 66025, 71307, 72975, 89775, 92435, 93825, 118845, 131355, 166383, 198075, 218925, 277305, 356535, 462175, 499149, 594225, 656775, 831915, 1386525, 1782675, 2495745, 4159575, 12478725]

約数ペア:

[(1, 12478725), (3, 4159575), (5, 2495745), (7, 1782675), (9, 1386525), (15, 831915), (19, 656775), (21, 594225), (25, 499149), (27, 462175), (35, 356535), (45, 277305), (57, 218925), (63, 198075), (75, 166383), (95, 131355), (105, 118845), (133, 93825), (135, 92435), (139, 89775), (171, 72975), (175, 71307), (189, 66025), (225, 55461), (285, 43785), (315, 39615), (399, 31275), (417, 29925), (475, 26271), (513, 24325), (525, 23769), (665, 18765), (675, 18487), (695, 17955), (855, 14595), (945, 13205), (973, 12825), (1197, 10425), (1251, 9975), (1425, 8757), (1575, 7923), (1995, 6255), (2085, 5985), (2565, 4865), (2641, 4725), (2919, 4275), (3325, 3753), (3475, 3591)]