26782990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12119}}^1$

素因数の和:12156

約数の個数: 32

約数和(自身を含む): 54976320

約数和(自身を除く): 28193330

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 12119, 24238, 60595, 121190, 157547, 206023, 315094, 412046, 787735, 1030115, 1575470, 2060230, 2678299, 5356598, 13391495, 26782990]

約数ペア:

[(1, 26782990), (2, 13391495), (5, 5356598), (10, 2678299), (13, 2060230), (17, 1575470), (26, 1030115), (34, 787735), (65, 412046), (85, 315094), (130, 206023), (170, 157547), (221, 121190), (442, 60595), (1105, 24238), (2210, 12119)]