51318202

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 89860320

約数和(自身を除く): 38542118

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 131, 169, 247, 262, 338, 494, 793, 1159, 1586, 1703, 2318, 2489, 3211, 3406, 4978, 6422, 7991, 10309, 15067, 15982, 20618, 22139, 30134, 32357, 44278, 64714, 103883, 151829, 195871, 207766, 303658, 391742, 420641, 841282, 1350479, 1973777, 2700958, 3947554, 25659101, 51318202]

約数ペア:

[(1, 51318202), (2, 25659101), (13, 3947554), (19, 2700958), (26, 1973777), (38, 1350479), (61, 841282), (122, 420641), (131, 391742), (169, 303658), (247, 207766), (262, 195871), (338, 151829), (494, 103883), (793, 64714), (1159, 44278), (1586, 32357), (1703, 30134), (2318, 22139), (2489, 20618), (3211, 15982), (3406, 15067), (4978, 10309), (6422, 7991)]