30478735

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4063

約数の個数: 24

約数和(自身を含む): 43929216

約数和(自身を除く): 13450481

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 4013, 7595, 20065, 28091, 124403, 140455, 196637, 622015, 870821, 983185, 4354105, 6095747, 30478735]

約数ペア:

[(1, 30478735), (5, 6095747), (7, 4354105), (31, 983185), (35, 870821), (49, 622015), (155, 196637), (217, 140455), (245, 124403), (1085, 28091), (1519, 20065), (4013, 7595)]