12951825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 23064000

約数和(自身を除く): 10112175

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 149, 183, 285, 305, 447, 475, 745, 915, 1159, 1425, 1525, 2235, 2831, 3477, 3725, 4575, 5795, 8493, 9089, 11175, 14155, 17385, 27267, 28975, 42465, 45445, 70775, 86925, 136335, 172691, 212325, 227225, 518073, 681675, 863455, 2590365, 4317275, 12951825]

約数ペア:

[(1, 12951825), (3, 4317275), (5, 2590365), (15, 863455), (19, 681675), (25, 518073), (57, 227225), (61, 212325), (75, 172691), (95, 136335), (149, 86925), (183, 70775), (285, 45445), (305, 42465), (447, 28975), (475, 27267), (745, 17385), (915, 14155), (1159, 11175), (1425, 9089), (1525, 8493), (2235, 5795), (2831, 4575), (3477, 3725)]