25243569

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 41705664

約数和(自身を除く): 16462095

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 131, 183, 243, 351, 393, 549, 793, 1053, 1179, 1647, 1703, 2379, 3159, 3537, 4941, 5109, 7137, 7991, 10611, 14823, 15327, 21411, 23973, 31833, 45981, 64233, 71919, 103883, 137943, 192699, 215757, 311649, 413829, 647271, 934947, 1941813, 2804841, 8414523, 25243569]

約数ペア:

[(1, 25243569), (3, 8414523), (9, 2804841), (13, 1941813), (27, 934947), (39, 647271), (61, 413829), (81, 311649), (117, 215757), (131, 192699), (183, 137943), (243, 103883), (351, 71919), (393, 64233), (549, 45981), (793, 31833), (1053, 23973), (1179, 21411), (1647, 15327), (1703, 14823), (2379, 10611), (3159, 7991), (3537, 7137), (4941, 5109)]