15691661577

素因数分解:

$3^9\times {\mathrm{487}}^1\times {\mathrm{1637}}^1$

素因数の和:2151

約数の個数: 40

約数和(自身を含む): 23599832256

約数和(自身を除く): 7908170679

約数列:

[1, 3, 9, 27, 81, 243, 487, 729, 1461, 1637, 2187, 4383, 4911, 6561, 13149, 14733, 19683, 39447, 44199, 118341, 132597, 355023, 397791, 797219, 1065069, 1193373, 2391657, 3195207, 3580119, 7174971, 9585621, 10740357, 21524913, 32221071, 64574739, 193724217, 581172651, 1743517953, 5230553859, 15691661577]

約数ペア:

[(1, 15691661577), (3, 5230553859), (9, 1743517953), (27, 581172651), (81, 193724217), (243, 64574739), (487, 32221071), (729, 21524913), (1461, 10740357), (1637, 9585621), (2187, 7174971), (4383, 3580119), (4911, 3195207), (6561, 2391657), (13149, 1193373), (14733, 1065069), (19683, 797219), (39447, 397791), (44199, 355023), (118341, 132597)]