28931801486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5273}}^1\times {\mathrm{20627}}^1$

素因数の和:25928

約数の個数: 32

約数和(自身を含む): 52220194560

約数和(自身を除く): 23288393074

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 5273, 10546, 20627, 36911, 41254, 73822, 100187, 144389, 200374, 288778, 391913, 701309, 783826, 1402618, 2743391, 5486782, 108766171, 217532342, 761363197, 1522726394, 2066557249, 4133114498, 14465900743, 28931801486]

約数ペア:

[(1, 28931801486), (2, 14465900743), (7, 4133114498), (14, 2066557249), (19, 1522726394), (38, 761363197), (133, 217532342), (266, 108766171), (5273, 5486782), (10546, 2743391), (20627, 1402618), (36911, 783826), (41254, 701309), (73822, 391913), (100187, 288778), (144389, 200374)]