31333328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1553}}^1$

素因数の和:1671

約数の個数: 40

約数和(自身を含む): 66094728

約数和(自身を除く): 34761400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 1553, 2522, 3106, 5044, 6212, 10088, 12424, 20176, 20189, 24848, 40378, 80756, 150641, 161512, 301282, 323024, 602564, 1205128, 1958333, 2410256, 3916666, 7833332, 15666664, 31333328]

約数ペア:

[(1, 31333328), (2, 15666664), (4, 7833332), (8, 3916666), (13, 2410256), (16, 1958333), (26, 1205128), (52, 602564), (97, 323024), (104, 301282), (194, 161512), (208, 150641), (388, 80756), (776, 40378), (1261, 24848), (1552, 20189), (1553, 20176), (2522, 12424), (3106, 10088), (5044, 6212)]