19263075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 35831040

約数和(自身を除く): 16567965

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 859, 897, 975, 1495, 1725, 2577, 4295, 4485, 7475, 11167, 12885, 19757, 21475, 22425, 33501, 55835, 59271, 64425, 98785, 167505, 256841, 279175, 296355, 493925, 770523, 837525, 1284205, 1481775, 3852615, 6421025, 19263075]

約数ペア:

[(1, 19263075), (3, 6421025), (5, 3852615), (13, 1481775), (15, 1284205), (23, 837525), (25, 770523), (39, 493925), (65, 296355), (69, 279175), (75, 256841), (115, 167505), (195, 98785), (299, 64425), (325, 59271), (345, 55835), (575, 33501), (859, 22425), (897, 21475), (975, 19757), (1495, 12885), (1725, 11167), (2577, 7475), (4295, 4485)]