31303736

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 62272800

約数和(自身を除く): 30969064

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 244, 488, 1403, 2789, 2806, 5578, 5612, 11156, 11224, 22312, 64147, 128294, 170129, 256588, 340258, 513176, 680516, 1361032, 3912967, 7825934, 15651868, 31303736]

約数ペア:

[(1, 31303736), (2, 15651868), (4, 7825934), (8, 3912967), (23, 1361032), (46, 680516), (61, 513176), (92, 340258), (122, 256588), (184, 170129), (244, 128294), (488, 64147), (1403, 22312), (2789, 11224), (2806, 11156), (5578, 5612)]