27791205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 50771520

約数和(自身を除く): 22980315

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 169, 195, 247, 285, 507, 577, 741, 845, 1235, 1731, 2535, 2885, 3211, 3705, 7501, 8655, 9633, 10963, 16055, 22503, 32889, 37505, 48165, 54815, 97513, 112515, 142519, 164445, 292539, 427557, 487565, 712595, 1462695, 1852747, 2137785, 5558241, 9263735, 27791205]

約数ペア:

[(1, 27791205), (3, 9263735), (5, 5558241), (13, 2137785), (15, 1852747), (19, 1462695), (39, 712595), (57, 487565), (65, 427557), (95, 292539), (169, 164445), (195, 142519), (247, 112515), (285, 97513), (507, 54815), (577, 48165), (741, 37505), (845, 32889), (1235, 22503), (1731, 16055), (2535, 10963), (2885, 9633), (3211, 8655), (3705, 7501)]