81457642

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{5801}}^1$

素因数の和:5886

約数の個数: 32

約数和(自身を含む): 150387840

約数和(自身を除く): 68930198

約数列:

[1, 2, 7, 14, 17, 34, 59, 118, 119, 238, 413, 826, 1003, 2006, 5801, 7021, 11602, 14042, 40607, 81214, 98617, 197234, 342259, 684518, 690319, 1380638, 2395813, 4791626, 5818403, 11636806, 40728821, 81457642]

約数ペア:

[(1, 81457642), (2, 40728821), (7, 11636806), (14, 5818403), (17, 4791626), (34, 2395813), (59, 1380638), (118, 690319), (119, 684518), (238, 342259), (413, 197234), (826, 98617), (1003, 81214), (2006, 40607), (5801, 14042), (7021, 11602)]