28281595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 9276485

約数列:

[1, 5, 19, 41, 53, 95, 137, 205, 265, 685, 779, 1007, 2173, 2603, 3895, 5035, 5617, 7261, 10865, 13015, 28085, 36305, 41287, 106723, 137959, 206435, 297701, 533615, 689795, 1488505, 5656319, 28281595]

約数ペア:

[(1, 28281595), (5, 5656319), (19, 1488505), (41, 689795), (53, 533615), (95, 297701), (137, 206435), (205, 137959), (265, 106723), (685, 41287), (779, 36305), (1007, 28085), (2173, 13015), (2603, 10865), (3895, 7261), (5035, 5617)]