385804548

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{661}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 1010137856

約数和(自身を除く): 624333308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 523, 558, 661, 1046, 1116, 1322, 1569, 1983, 2092, 2644, 3138, 3966, 4707, 5949, 6276, 7932, 9414, 11898, 16213, 18828, 20491, 23796, 32426, 40982, 48639, 61473, 64852, 81964, 97278, 122946, 145917, 184419, 194556, 245892, 291834, 345703, 368838, 583668, 691406, 737676, 1037109, 1382812, 2074218, 3111327, 4148436, 6222654, 10716793, 12445308, 21433586, 32150379, 42867172, 64300758, 96451137, 128601516, 192902274, 385804548]

約数ペア:

[(1, 385804548), (2, 192902274), (3, 128601516), (4, 96451137), (6, 64300758), (9, 42867172), (12, 32150379), (18, 21433586), (31, 12445308), (36, 10716793), (62, 6222654), (93, 4148436), (124, 3111327), (186, 2074218), (279, 1382812), (372, 1037109), (523, 737676), (558, 691406), (661, 583668), (1046, 368838), (1116, 345703), (1322, 291834), (1569, 245892), (1983, 194556), (2092, 184419), (2644, 145917), (3138, 122946), (3966, 97278), (4707, 81964), (5949, 64852), (6276, 61473), (7932, 48639), (9414, 40982), (11898, 32426), (16213, 23796), (18828, 20491)]