64734747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3947}}^1$

素因数の和:4039

約数の個数: 32

約数和(自身を含む): 109154304

約数和(自身を除く): 44419557

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 3947, 5467, 11841, 16401, 27629, 43417, 82887, 130251, 280237, 303919, 840711, 911757, 1961659, 3082607, 5884977, 9247821, 21578249, 64734747]

約数ペア:

[(1, 64734747), (3, 21578249), (7, 9247821), (11, 5884977), (21, 3082607), (33, 1961659), (71, 911757), (77, 840711), (213, 303919), (231, 280237), (497, 130251), (781, 82887), (1491, 43417), (2343, 27629), (3947, 16401), (5467, 11841)]