121238845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 188084736

約数和(自身を除く): 66845891

約数列:

[1, 5, 7, 13, 35, 41, 65, 67, 91, 97, 205, 287, 335, 455, 469, 485, 533, 679, 871, 1261, 1435, 2345, 2665, 2747, 3395, 3731, 3977, 4355, 6097, 6305, 6499, 8827, 13735, 18655, 19229, 19885, 27839, 30485, 32495, 35711, 44135, 45493, 51701, 84487, 96145, 139195, 178555, 227465, 249977, 258505, 266459, 361907, 422435, 591409, 1249885, 1332295, 1809535, 1865213, 2957045, 3463967, 9326065, 17319835, 24247769, 121238845]

約数ペア:

[(1, 121238845), (5, 24247769), (7, 17319835), (13, 9326065), (35, 3463967), (41, 2957045), (65, 1865213), (67, 1809535), (91, 1332295), (97, 1249885), (205, 591409), (287, 422435), (335, 361907), (455, 266459), (469, 258505), (485, 249977), (533, 227465), (679, 178555), (871, 139195), (1261, 96145), (1435, 84487), (2345, 51701), (2665, 45493), (2747, 44135), (3395, 35711), (3731, 32495), (3977, 30485), (4355, 27839), (6097, 19885), (6305, 19229), (6499, 18655), (8827, 13735)]