61895379

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:705

約数の個数: 40

約数和(自身を含む): 103838672

約数和(自身を除く): 41943293

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 661, 1029, 1911, 1983, 2401, 4459, 4627, 7203, 8593, 13377, 13881, 25779, 31213, 32389, 60151, 93639, 97167, 180453, 226723, 421057, 680169, 1263171, 1587061, 2947399, 4761183, 8842197, 20631793, 61895379]

約数ペア:

[(1, 61895379), (3, 20631793), (7, 8842197), (13, 4761183), (21, 2947399), (39, 1587061), (49, 1263171), (91, 680169), (147, 421057), (273, 226723), (343, 180453), (637, 97167), (661, 93639), (1029, 60151), (1911, 32389), (1983, 31213), (2401, 25779), (4459, 13881), (4627, 13377), (7203, 8593)]