278730578

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 483950208

約数和(自身を除く): 205219630

約数列:

[1, 2, 7, 14, 157, 211, 314, 422, 601, 1099, 1202, 1477, 2198, 2954, 4207, 8414, 33127, 66254, 94357, 126811, 188714, 231889, 253622, 463778, 660499, 887677, 1320998, 1775354, 19909327, 39818654, 139365289, 278730578]

約数ペア:

[(1, 278730578), (2, 139365289), (7, 39818654), (14, 19909327), (157, 1775354), (211, 1320998), (314, 887677), (422, 660499), (601, 463778), (1099, 253622), (1202, 231889), (1477, 188714), (2198, 126811), (2954, 94357), (4207, 66254), (8414, 33127)]