16271465

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 26127360

約数和(自身を除く): 9855895

約数列:

[1, 5, 7, 17, 23, 29, 35, 41, 85, 115, 119, 145, 161, 203, 205, 287, 391, 493, 595, 667, 697, 805, 943, 1015, 1189, 1435, 1955, 2465, 2737, 3335, 3451, 3485, 4669, 4715, 4879, 5945, 6601, 8323, 11339, 13685, 16031, 17255, 20213, 23345, 24395, 27347, 33005, 41615, 56695, 79373, 80155, 101065, 112217, 136735, 141491, 191429, 396865, 464899, 561085, 707455, 957145, 2324495, 3254293, 16271465]

約数ペア:

[(1, 16271465), (5, 3254293), (7, 2324495), (17, 957145), (23, 707455), (29, 561085), (35, 464899), (41, 396865), (85, 191429), (115, 141491), (119, 136735), (145, 112217), (161, 101065), (203, 80155), (205, 79373), (287, 56695), (391, 41615), (493, 33005), (595, 27347), (667, 24395), (697, 23345), (805, 20213), (943, 17255), (1015, 16031), (1189, 13685), (1435, 11339), (1955, 8323), (2465, 6601), (2737, 5945), (3335, 4879), (3451, 4715), (3485, 4669)]