663864136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{42841}}^1$

素因数の和:43009

約数の個数: 32

約数和(自身を含む): 1349523000

約数和(自身を除く): 685658864

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 7748, 15496, 42841, 85682, 171364, 342728, 556933, 1113866, 2227732, 4455464, 6383309, 12766618, 25533236, 51066472, 82983017, 165966034, 331932068, 663864136]

約数ペア:

[(1, 663864136), (2, 331932068), (4, 165966034), (8, 82983017), (13, 51066472), (26, 25533236), (52, 12766618), (104, 6383309), (149, 4455464), (298, 2227732), (596, 1113866), (1192, 556933), (1937, 342728), (3874, 171364), (7748, 85682), (15496, 42841)]