698901970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{21419}}^1$

素因数の和:21690

約数の個数: 32

約数和(自身を含む): 1360255680

約数和(自身を除く): 661353710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2510, 3263, 6526, 16315, 21419, 32630, 42838, 107095, 214190, 278447, 556894, 1392235, 2784470, 5376169, 10752338, 26880845, 53761690, 69890197, 139780394, 349450985, 698901970]

約数ペア:

[(1, 698901970), (2, 349450985), (5, 139780394), (10, 69890197), (13, 53761690), (26, 26880845), (65, 10752338), (130, 5376169), (251, 2784470), (502, 1392235), (1255, 556894), (2510, 278447), (3263, 214190), (6526, 107095), (16315, 42838), (21419, 32630)]