1389335090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971563}}^1$

素因数の和:971594

約数の個数: 32

約数和(自身を含む): 2938009536

約数和(自身を除く): 1548674446

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 971563, 1943126, 4857815, 9715630, 10687193, 12630319, 21374386, 25260638, 53435965, 63151595, 106871930, 126303190, 138933509, 277867018, 694667545, 1389335090]

約数ペア:

[(1, 1389335090), (2, 694667545), (5, 277867018), (10, 138933509), (11, 126303190), (13, 106871930), (22, 63151595), (26, 53435965), (55, 25260638), (65, 21374386), (110, 12630319), (130, 10687193), (143, 9715630), (286, 4857815), (715, 1943126), (1430, 971563)]