56861315

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 84214080

約数和(自身を除く): 27352765

約数列:

[1, 5, 7, 29, 35, 49, 53, 145, 151, 203, 245, 265, 371, 755, 1015, 1057, 1421, 1537, 1855, 2597, 4379, 5285, 7105, 7399, 7685, 8003, 10759, 12985, 21895, 30653, 36995, 40015, 53795, 56021, 75313, 153265, 214571, 232087, 280105, 376565, 392147, 1072855, 1160435, 1624609, 1960735, 8123045, 11372263, 56861315]

約数ペア:

[(1, 56861315), (5, 11372263), (7, 8123045), (29, 1960735), (35, 1624609), (49, 1160435), (53, 1072855), (145, 392147), (151, 376565), (203, 280105), (245, 232087), (265, 214571), (371, 153265), (755, 75313), (1015, 56021), (1057, 53795), (1421, 40015), (1537, 36995), (1855, 30653), (2597, 21895), (4379, 12985), (5285, 10759), (7105, 8003), (7399, 7685)]