31871502

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 77333760

約数和(自身を除く): 45462258

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 83, 117, 166, 234, 249, 351, 498, 547, 702, 747, 1079, 1094, 1494, 1641, 2158, 2241, 3237, 3282, 4482, 4923, 6474, 7111, 9711, 9846, 14222, 14769, 19422, 21333, 29133, 29538, 42666, 45401, 58266, 63999, 90802, 127998, 136203, 191997, 272406, 383994, 408609, 590213, 817218, 1180426, 1225827, 1770639, 2451654, 3541278, 5311917, 10623834, 15935751, 31871502]

約数ペア:

[(1, 31871502), (2, 15935751), (3, 10623834), (6, 5311917), (9, 3541278), (13, 2451654), (18, 1770639), (26, 1225827), (27, 1180426), (39, 817218), (54, 590213), (78, 408609), (83, 383994), (117, 272406), (166, 191997), (234, 136203), (249, 127998), (351, 90802), (498, 63999), (547, 58266), (702, 45401), (747, 42666), (1079, 29538), (1094, 29133), (1494, 21333), (1641, 19422), (2158, 14769), (2241, 14222), (3237, 9846), (3282, 9711), (4482, 7111), (4923, 6474)]