71287424

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{42841}}^1$

素因数の和:42868

約数の個数: 32

約数和(自身を含む): 152945940

約数和(自身を除く): 81658516

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 42841, 85682, 171364, 342728, 556933, 685456, 1113866, 1370912, 2227732, 2741824, 4455464, 5483648, 8910928, 17821856, 35643712, 71287424]

約数ペア:

[(1, 71287424), (2, 35643712), (4, 17821856), (8, 8910928), (13, 5483648), (16, 4455464), (26, 2741824), (32, 2227732), (52, 1370912), (64, 1113866), (104, 685456), (128, 556933), (208, 342728), (416, 171364), (832, 85682), (1664, 42841)]