401024869

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 475480320

約数和(自身を除く): 74455451

約数列:

[1, 7, 49, 97, 139, 607, 679, 973, 4249, 4753, 6811, 13483, 29743, 58879, 84373, 94381, 412153, 590611, 660667, 2885071, 4134277, 8184181, 57289267, 401024869]

約数ペア:

[(1, 401024869), (7, 57289267), (49, 8184181), (97, 4134277), (139, 2885071), (607, 660667), (679, 590611), (973, 412153), (4249, 94381), (4753, 84373), (6811, 58879), (13483, 29743)]