128589426

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4703}}^1$

素因数の和:4756

約数の個数: 72

約数和(自身を含む): 334623744

約数和(自身を除く): 206034318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1519, 1953, 3038, 3906, 4557, 4703, 9114, 9406, 13671, 14109, 27342, 28218, 32921, 42327, 65842, 84654, 98763, 145793, 197526, 230447, 291586, 296289, 437379, 460894, 592578, 691341, 874758, 1020551, 1312137, 1382682, 2041102, 2074023, 2624274, 3061653, 4148046, 6123306, 7143857, 9184959, 14287714, 18369918, 21431571, 42863142, 64294713, 128589426]

約数ペア:

[(1, 128589426), (2, 64294713), (3, 42863142), (6, 21431571), (7, 18369918), (9, 14287714), (14, 9184959), (18, 7143857), (21, 6123306), (31, 4148046), (42, 3061653), (49, 2624274), (62, 2074023), (63, 2041102), (93, 1382682), (98, 1312137), (126, 1020551), (147, 874758), (186, 691341), (217, 592578), (279, 460894), (294, 437379), (434, 296289), (441, 291586), (558, 230447), (651, 197526), (882, 145793), (1302, 98763), (1519, 84654), (1953, 65842), (3038, 42327), (3906, 32921), (4557, 28218), (4703, 27342), (9114, 14109), (9406, 13671)]