400861840899

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2320729}}^1$

素因数の和:2320891

約数の個数: 32

約数和(自身を含む): 594700986880

約数和(自身を除く): 193839145981

約数列:

[1, 3, 13, 39, 43, 103, 129, 309, 559, 1339, 1677, 4017, 4429, 13287, 57577, 172731, 2320729, 6962187, 30169477, 90508431, 99791347, 239035087, 299374041, 717105261, 1297287511, 3107456131, 3891862533, 9322368393, 10278508741, 30835526223, 133620613633, 400861840899]

約数ペア:

[(1, 400861840899), (3, 133620613633), (13, 30835526223), (39, 10278508741), (43, 9322368393), (103, 3891862533), (129, 3107456131), (309, 1297287511), (559, 717105261), (1339, 299374041), (1677, 239035087), (4017, 99791347), (4429, 90508431), (13287, 30169477), (57577, 6962187), (172731, 2320729)]