12640086

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 28514304

約数和(自身を除く): 15874218

約数列:

[1, 2, 3, 6, 9, 18, 47, 67, 94, 134, 141, 201, 223, 282, 402, 423, 446, 603, 669, 846, 1206, 1338, 2007, 3149, 4014, 6298, 9447, 10481, 14941, 18894, 20962, 28341, 29882, 31443, 44823, 56682, 62886, 89646, 94329, 134469, 188658, 268938, 702227, 1404454, 2106681, 4213362, 6320043, 12640086]

約数ペア:

[(1, 12640086), (2, 6320043), (3, 4213362), (6, 2106681), (9, 1404454), (18, 702227), (47, 268938), (67, 188658), (94, 134469), (134, 94329), (141, 89646), (201, 62886), (223, 56682), (282, 44823), (402, 31443), (423, 29882), (446, 28341), (603, 20962), (669, 18894), (846, 14941), (1206, 10481), (1338, 9447), (2007, 6298), (3149, 4014)]