81627390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69767}}^1$

素因数の和:69793

約数の個数: 48

約数和(自身を含む): 228559968

約数和(自身を除く): 146932578

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69767, 139534, 209301, 348835, 418602, 627903, 697670, 906971, 1046505, 1255806, 1813942, 2093010, 2720913, 3139515, 4534855, 5441826, 6279030, 8162739, 9069710, 13604565, 16325478, 27209130, 40813695, 81627390]

約数ペア:

[(1, 81627390), (2, 40813695), (3, 27209130), (5, 16325478), (6, 13604565), (9, 9069710), (10, 8162739), (13, 6279030), (15, 5441826), (18, 4534855), (26, 3139515), (30, 2720913), (39, 2093010), (45, 1813942), (65, 1255806), (78, 1046505), (90, 906971), (117, 697670), (130, 627903), (195, 418602), (234, 348835), (390, 209301), (585, 139534), (1170, 69767)]