394391556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3779}}^1$

素因数の和:4025

約数の個数: 72

約数和(自身を含む): 1078721280

約数和(自身を除く): 684329724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 223, 234, 446, 468, 669, 892, 1338, 2007, 2676, 2899, 3779, 4014, 5798, 7558, 8028, 8697, 11337, 11596, 15116, 17394, 22674, 26091, 34011, 34788, 45348, 49127, 52182, 68022, 98254, 104364, 136044, 147381, 196508, 294762, 442143, 589524, 842717, 884286, 1685434, 1768572, 2528151, 3370868, 5056302, 7584453, 10112604, 10955321, 15168906, 21910642, 30337812, 32865963, 43821284, 65731926, 98597889, 131463852, 197195778, 394391556]

約数ペア:

[(1, 394391556), (2, 197195778), (3, 131463852), (4, 98597889), (6, 65731926), (9, 43821284), (12, 32865963), (13, 30337812), (18, 21910642), (26, 15168906), (36, 10955321), (39, 10112604), (52, 7584453), (78, 5056302), (117, 3370868), (156, 2528151), (223, 1768572), (234, 1685434), (446, 884286), (468, 842717), (669, 589524), (892, 442143), (1338, 294762), (2007, 196508), (2676, 147381), (2899, 136044), (3779, 104364), (4014, 98254), (5798, 68022), (7558, 52182), (8028, 49127), (8697, 45348), (11337, 34788), (11596, 34011), (15116, 26091), (17394, 22674)]