30711825

素因数分解:

$3^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 56960640

約数和(自身を除く): 26248815

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 173, 225, 263, 519, 675, 789, 865, 1315, 1557, 2367, 2595, 3945, 4325, 4671, 6575, 7101, 7785, 11835, 12975, 19725, 23355, 35505, 38925, 45499, 59175, 116775, 136497, 177525, 227495, 409491, 682485, 1137475, 1228473, 2047455, 3412425, 6142365, 10237275, 30711825]

約数ペア:

[(1, 30711825), (3, 10237275), (5, 6142365), (9, 3412425), (15, 2047455), (25, 1228473), (27, 1137475), (45, 682485), (75, 409491), (135, 227495), (173, 177525), (225, 136497), (263, 116775), (519, 59175), (675, 45499), (789, 38925), (865, 35505), (1315, 23355), (1557, 19725), (2367, 12975), (2595, 11835), (3945, 7785), (4325, 7101), (4671, 6575)]