318547736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{5879}}^1$

素因数の和:6419

約数の個数: 32

約数和(自身を含む): 644565600

約数和(自身を除く): 326017864

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 521, 1042, 2084, 4168, 5879, 6773, 11758, 13546, 23516, 27092, 47032, 54184, 76427, 152854, 305708, 611416, 3062959, 6125918, 12251836, 24503672, 39818467, 79636934, 159273868, 318547736]

約数ペア:

[(1, 318547736), (2, 159273868), (4, 79636934), (8, 39818467), (13, 24503672), (26, 12251836), (52, 6125918), (104, 3062959), (521, 611416), (1042, 305708), (2084, 152854), (4168, 76427), (5879, 54184), (6773, 47032), (11758, 27092), (13546, 23516)]