140990248

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{21157}}^1$

素因数の和:21194

約数の個数: 48

約数和(自身を含む): 325621620

約数和(自身を除く): 184631372

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 21157, 42314, 84628, 148099, 169256, 296198, 359669, 592396, 719338, 1036693, 1184792, 1438676, 2073386, 2517683, 2877352, 4146772, 5035366, 8293544, 10070732, 17623781, 20141464, 35247562, 70495124, 140990248]

約数ペア:

[(1, 140990248), (2, 70495124), (4, 35247562), (7, 20141464), (8, 17623781), (14, 10070732), (17, 8293544), (28, 5035366), (34, 4146772), (49, 2877352), (56, 2517683), (68, 2073386), (98, 1438676), (119, 1184792), (136, 1036693), (196, 719338), (238, 592396), (392, 359669), (476, 296198), (833, 169256), (952, 148099), (1666, 84628), (3332, 42314), (6664, 21157)]