645617040814

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{188369}}^1\times {\mathrm{8699}}^1$

素因数の和:197267

約数の個数: 16

約数和(自身を含む): 973458486000

約数和(自身を除く): 327841445186

約数列:

[1, 2, 197, 394, 8699, 17398, 188369, 376738, 1713703, 3427406, 37108693, 74217386, 1638621931, 3277243862, 322808520407, 645617040814]

約数ペア:

[(1, 645617040814), (2, 322808520407), (197, 3277243862), (394, 1638621931), (8699, 74217386), (17398, 37108693), (188369, 3427406), (376738, 1713703)]