22778925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 41330688

約数和(自身を除く): 18551763

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 305, 325, 383, 793, 915, 975, 1149, 1525, 1915, 2379, 3965, 4575, 4979, 5745, 9575, 11895, 14937, 19825, 23363, 24895, 28725, 59475, 70089, 74685, 116815, 124475, 303719, 350445, 373425, 584075, 911157, 1518595, 1752225, 4555785, 7592975, 22778925]

約数ペア:

[(1, 22778925), (3, 7592975), (5, 4555785), (13, 1752225), (15, 1518595), (25, 911157), (39, 584075), (61, 373425), (65, 350445), (75, 303719), (183, 124475), (195, 116815), (305, 74685), (325, 70089), (383, 59475), (793, 28725), (915, 24895), (975, 23363), (1149, 19825), (1525, 14937), (1915, 11895), (2379, 9575), (3965, 5745), (4575, 4979)]