28688270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3023}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 56391552

約数和(自身を除く): 27703282

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 3023, 4745, 6046, 9490, 15115, 30230, 39299, 78598, 196495, 220679, 392990, 441358, 1103395, 2206790, 2868827, 5737654, 14344135, 28688270]

約数ペア:

[(1, 28688270), (2, 14344135), (5, 5737654), (10, 2868827), (13, 2206790), (26, 1103395), (65, 441358), (73, 392990), (130, 220679), (146, 196495), (365, 78598), (730, 39299), (949, 30230), (1898, 15115), (3023, 9490), (4745, 6046)]