31141812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2243}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 79168320

約数和(自身を除く): 48026508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 2243, 2314, 3471, 4486, 4628, 6729, 6942, 8972, 13458, 13884, 26916, 29159, 58318, 87477, 116636, 174954, 199627, 349908, 399254, 598881, 798508, 1197762, 2395524, 2595151, 5190302, 7785453, 10380604, 15570906, 31141812]

約数ペア:

[(1, 31141812), (2, 15570906), (3, 10380604), (4, 7785453), (6, 5190302), (12, 2595151), (13, 2395524), (26, 1197762), (39, 798508), (52, 598881), (78, 399254), (89, 349908), (156, 199627), (178, 174954), (267, 116636), (356, 87477), (534, 58318), (1068, 29159), (1157, 26916), (2243, 13884), (2314, 13458), (3471, 8972), (4486, 6942), (4628, 6729)]