408077955

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6803}}^1$

素因数の和:6888

約数の個数: 48

約数和(自身を含む): 747242496

約数和(自身を除く): 339164541

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1333, 1395, 1935, 3999, 6665, 6803, 11997, 19995, 20409, 34015, 59985, 61227, 102045, 210893, 292529, 306135, 632679, 877587, 1054465, 1462645, 1898037, 2632761, 3163395, 4387935, 9068399, 9490185, 13163805, 27205197, 45341995, 81615591, 136025985, 408077955]

約数ペア:

[(1, 408077955), (3, 136025985), (5, 81615591), (9, 45341995), (15, 27205197), (31, 13163805), (43, 9490185), (45, 9068399), (93, 4387935), (129, 3163395), (155, 2632761), (215, 1898037), (279, 1462645), (387, 1054465), (465, 877587), (645, 632679), (1333, 306135), (1395, 292529), (1935, 210893), (3999, 102045), (6665, 61227), (6803, 59985), (11997, 34015), (19995, 20409)]