251567422

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 401448960

約数和(自身を除く): 149881538

約数列:

[1, 2, 23, 46, 109, 131, 218, 262, 383, 766, 2507, 3013, 5014, 6026, 8809, 14279, 17618, 28558, 41747, 50173, 83494, 100346, 328417, 656834, 960181, 1153979, 1920362, 2307958, 5468857, 10937714, 125783711, 251567422]

約数ペア:

[(1, 251567422), (2, 125783711), (23, 10937714), (46, 5468857), (109, 2307958), (131, 1920362), (218, 1153979), (262, 960181), (383, 656834), (766, 328417), (2507, 100346), (3013, 83494), (5014, 50173), (6026, 41747), (8809, 28558), (14279, 17618)]