19329375

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 60

約数和(自身を含む): 35444904

約数和(自身を除く): 16115529

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 125, 169, 183, 195, 305, 325, 375, 507, 625, 793, 845, 915, 975, 1525, 1625, 1875, 2379, 2535, 3965, 4225, 4575, 4875, 7625, 8125, 10309, 11895, 12675, 19825, 21125, 22875, 24375, 30927, 38125, 51545, 59475, 63375, 99125, 105625, 114375, 154635, 257725, 297375, 316875, 495625, 773175, 1288625, 1486875, 3865875, 6443125, 19329375]

約数ペア:

[(1, 19329375), (3, 6443125), (5, 3865875), (13, 1486875), (15, 1288625), (25, 773175), (39, 495625), (61, 316875), (65, 297375), (75, 257725), (125, 154635), (169, 114375), (183, 105625), (195, 99125), (305, 63375), (325, 59475), (375, 51545), (507, 38125), (625, 30927), (793, 24375), (845, 22875), (915, 21125), (975, 19825), (1525, 12675), (1625, 11895), (1875, 10309), (2379, 8125), (2535, 7625), (3965, 4875), (4225, 4575)]