28565526639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{74383}}^1$

素因数の和:74671

約数の個数: 32

約数和(自身を含む): 42154900480

約数和(自身を除く): 13589373841

約数列:

[1, 3, 13, 39, 43, 129, 229, 559, 687, 1677, 2977, 8931, 9847, 29541, 74383, 128011, 223149, 384033, 966979, 2900937, 3198469, 9595407, 17033707, 41580097, 51101121, 124740291, 221438191, 664314573, 732449401, 2197348203, 9521842213, 28565526639]

約数ペア:

[(1, 28565526639), (3, 9521842213), (13, 2197348203), (39, 732449401), (43, 664314573), (129, 221438191), (229, 124740291), (559, 51101121), (687, 41580097), (1677, 17033707), (2977, 9595407), (8931, 3198469), (9847, 2900937), (29541, 966979), (74383, 384033), (128011, 223149)]