15173925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 27498240

約数和(自身を除く): 12324315

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 79, 195, 197, 237, 325, 395, 591, 975, 985, 1027, 1185, 1975, 2561, 2955, 3081, 4925, 5135, 5925, 7683, 12805, 14775, 15405, 15563, 25675, 38415, 46689, 64025, 77025, 77815, 192075, 202319, 233445, 389075, 606957, 1011595, 1167225, 3034785, 5057975, 15173925]

約数ペア:

[(1, 15173925), (3, 5057975), (5, 3034785), (13, 1167225), (15, 1011595), (25, 606957), (39, 389075), (65, 233445), (75, 202319), (79, 192075), (195, 77815), (197, 77025), (237, 64025), (325, 46689), (395, 38415), (591, 25675), (975, 15563), (985, 15405), (1027, 14775), (1185, 12805), (1975, 7683), (2561, 5925), (2955, 5135), (3081, 4925)]