251014545

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13187}}^1$

素因数の和:13251

約数の個数: 40

約数和(自身を含む): 459575424

約数和(自身を除く): 208560879

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 6345, 13187, 19035, 39561, 65935, 118683, 197805, 356049, 593415, 619789, 1068147, 1780245, 1859367, 3098945, 5340735, 5578101, 9296835, 16734303, 27890505, 50202909, 83671515, 251014545]

約数ペア:

[(1, 251014545), (3, 83671515), (5, 50202909), (9, 27890505), (15, 16734303), (27, 9296835), (45, 5578101), (47, 5340735), (81, 3098945), (135, 1859367), (141, 1780245), (235, 1068147), (405, 619789), (423, 593415), (705, 356049), (1269, 197805), (2115, 118683), (3807, 65935), (6345, 39561), (13187, 19035)]