16205455

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 23804928

約数和(自身を除く): 7599473

約数列:

[1, 5, 7, 23, 35, 41, 115, 161, 205, 287, 491, 805, 943, 1435, 2455, 3437, 4715, 6601, 11293, 17185, 20131, 33005, 56465, 79051, 100655, 140917, 395255, 463013, 704585, 2315065, 3241091, 16205455]

約数ペア:

[(1, 16205455), (5, 3241091), (7, 2315065), (23, 704585), (35, 463013), (41, 395255), (115, 140917), (161, 100655), (205, 79051), (287, 56465), (491, 33005), (805, 20131), (943, 17185), (1435, 11293), (2455, 6601), (3437, 4715)]