399492912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{91459}}^1$

素因数の和:91490

約数の個数: 80

約数和(自身を含む): 1270196480

約数和(自身を除く): 870703568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 91459, 182918, 274377, 365836, 548754, 640213, 731672, 1097508, 1188967, 1280426, 1463344, 1920639, 2195016, 2377934, 2560852, 3566901, 3841278, 4390032, 4755868, 5121704, 7133802, 7682556, 8322769, 9511736, 10243408, 14267604, 15365112, 16645538, 19023472, 24968307, 28535208, 30730224, 33291076, 49936614, 57070416, 66582152, 99873228, 133164304, 199746456, 399492912]

約数ペア:

[(1, 399492912), (2, 199746456), (3, 133164304), (4, 99873228), (6, 66582152), (7, 57070416), (8, 49936614), (12, 33291076), (13, 30730224), (14, 28535208), (16, 24968307), (21, 19023472), (24, 16645538), (26, 15365112), (28, 14267604), (39, 10243408), (42, 9511736), (48, 8322769), (52, 7682556), (56, 7133802), (78, 5121704), (84, 4755868), (91, 4390032), (104, 3841278), (112, 3566901), (156, 2560852), (168, 2377934), (182, 2195016), (208, 1920639), (273, 1463344), (312, 1280426), (336, 1188967), (364, 1097508), (546, 731672), (624, 640213), (728, 548754), (1092, 365836), (1456, 274377), (2184, 182918), (4368, 91459)]