261933656

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{5939}}^1$

素因数の和:6131

約数の個数: 32

約数和(自身を含む): 507870000

約数和(自身を除く): 245936344

約数列:

[1, 2, 4, 8, 37, 74, 148, 149, 296, 298, 596, 1192, 5513, 5939, 11026, 11878, 22052, 23756, 44104, 47512, 219743, 439486, 878972, 884911, 1757944, 1769822, 3539644, 7079288, 32741707, 65483414, 130966828, 261933656]

約数ペア:

[(1, 261933656), (2, 130966828), (4, 65483414), (8, 32741707), (37, 7079288), (74, 3539644), (148, 1769822), (149, 1757944), (296, 884911), (298, 878972), (596, 439486), (1192, 219743), (5513, 47512), (5939, 44104), (11026, 23756), (11878, 22052)]