2013993905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1274

約数の個数: 64

約数和(自身を含む): 3107289600

約数和(自身を除く): 1093295695

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 89, 265, 371, 385, 445, 583, 623, 979, 1109, 1855, 2915, 3115, 4081, 4717, 4895, 5545, 6853, 7763, 12199, 20405, 23585, 33019, 34265, 38815, 51887, 58777, 60995, 85393, 98701, 165095, 259435, 293885, 363209, 411439, 426965, 493505, 646547, 690907, 1085711, 1816045, 2057195, 3232735, 3454535, 4525829, 5231153, 5428555, 7599977, 22629145, 26155765, 36618071, 37999885, 57542683, 183090355, 287713415, 402798781, 2013993905]

約数ペア:

[(1, 2013993905), (5, 402798781), (7, 287713415), (11, 183090355), (35, 57542683), (53, 37999885), (55, 36618071), (77, 26155765), (89, 22629145), (265, 7599977), (371, 5428555), (385, 5231153), (445, 4525829), (583, 3454535), (623, 3232735), (979, 2057195), (1109, 1816045), (1855, 1085711), (2915, 690907), (3115, 646547), (4081, 493505), (4717, 426965), (4895, 411439), (5545, 363209), (6853, 293885), (7763, 259435), (12199, 165095), (20405, 98701), (23585, 85393), (33019, 60995), (34265, 58777), (38815, 51887)]