427996755

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1307}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 783544320

約数和(自身を除く): 355547565

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 383, 855, 1149, 1307, 1915, 3447, 3921, 5745, 6535, 7277, 11763, 17235, 19605, 21831, 24833, 36385, 58815, 65493, 74499, 109155, 124165, 223497, 327465, 372495, 500581, 1117485, 1501743, 2502905, 4505229, 7508715, 9511039, 22526145, 28533117, 47555195, 85599351, 142665585, 427996755]

約数ペア:

[(1, 427996755), (3, 142665585), (5, 85599351), (9, 47555195), (15, 28533117), (19, 22526145), (45, 9511039), (57, 7508715), (95, 4505229), (171, 2502905), (285, 1501743), (383, 1117485), (855, 500581), (1149, 372495), (1307, 327465), (1915, 223497), (3447, 124165), (3921, 109155), (5745, 74499), (6535, 65493), (7277, 58815), (11763, 36385), (17235, 24833), (19605, 21831)]