61381742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 100548000

約数和(自身を除く): 39166258

約数列:

[1, 2, 19, 37, 38, 74, 149, 293, 298, 586, 703, 1406, 2831, 5513, 5567, 5662, 10841, 11026, 11134, 21682, 43657, 87314, 104747, 205979, 209494, 411958, 829483, 1615309, 1658966, 3230618, 30690871, 61381742]

約数ペア:

[(1, 61381742), (2, 30690871), (19, 3230618), (37, 1658966), (38, 1615309), (74, 829483), (149, 411958), (293, 209494), (298, 205979), (586, 104747), (703, 87314), (1406, 43657), (2831, 21682), (5513, 11134), (5567, 11026), (5662, 10841)]