19231875

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 60

約数和(自身を含む): 37525488

約数和(自身を除く): 18293613

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 263, 325, 375, 585, 625, 789, 975, 1125, 1315, 1625, 1875, 2367, 2925, 3419, 3945, 4875, 5625, 6575, 8125, 10257, 11835, 14625, 17095, 19725, 24375, 30771, 32875, 51285, 59175, 73125, 85475, 98625, 153855, 164375, 256425, 295875, 427375, 493125, 769275, 1282125, 1479375, 2136875, 3846375, 6410625, 19231875]

約数ペア:

[(1, 19231875), (3, 6410625), (5, 3846375), (9, 2136875), (13, 1479375), (15, 1282125), (25, 769275), (39, 493125), (45, 427375), (65, 295875), (75, 256425), (117, 164375), (125, 153855), (195, 98625), (225, 85475), (263, 73125), (325, 59175), (375, 51285), (585, 32875), (625, 30771), (789, 24375), (975, 19725), (1125, 17095), (1315, 14625), (1625, 11835), (1875, 10257), (2367, 8125), (2925, 6575), (3419, 5625), (3945, 4875)]