307716890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{4441}}^1$

素因数の和:4515

約数の個数: 48

約数和(自身を含む): 614541816

約数和(自身を除く): 306824926

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 205, 338, 410, 533, 845, 1066, 1690, 2665, 4441, 5330, 6929, 8882, 13858, 22205, 34645, 44410, 57733, 69290, 115466, 182081, 288665, 364162, 577330, 750529, 910405, 1501058, 1820810, 2367053, 3752645, 4734106, 7505290, 11835265, 23670530, 30771689, 61543378, 153858445, 307716890]

約数ペア:

[(1, 307716890), (2, 153858445), (5, 61543378), (10, 30771689), (13, 23670530), (26, 11835265), (41, 7505290), (65, 4734106), (82, 3752645), (130, 2367053), (169, 1820810), (205, 1501058), (338, 910405), (410, 750529), (533, 577330), (845, 364162), (1066, 288665), (1690, 182081), (2665, 115466), (4441, 69290), (5330, 57733), (6929, 44410), (8882, 34645), (13858, 22205)]