201115915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 329452704

約数和(自身を除く): 128336789

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 121, 143, 169, 281, 385, 455, 605, 715, 845, 847, 1001, 1183, 1405, 1573, 1859, 1967, 3091, 3653, 4235, 5005, 5915, 7865, 9295, 9835, 11011, 13013, 15455, 18265, 20449, 21637, 25571, 34001, 40183, 47489, 55055, 65065, 102245, 108185, 127855, 143143, 170005, 200915, 237445, 238007, 281281, 332423, 442013, 522379, 715715, 1190035, 1406405, 1662115, 2210065, 2611895, 3094091, 3656653, 5746169, 15470455, 18283265, 28730845, 40223183, 201115915]

約数ペア:

[(1, 201115915), (5, 40223183), (7, 28730845), (11, 18283265), (13, 15470455), (35, 5746169), (55, 3656653), (65, 3094091), (77, 2611895), (91, 2210065), (121, 1662115), (143, 1406405), (169, 1190035), (281, 715715), (385, 522379), (455, 442013), (605, 332423), (715, 281281), (845, 238007), (847, 237445), (1001, 200915), (1183, 170005), (1405, 143143), (1573, 127855), (1859, 108185), (1967, 102245), (3091, 65065), (3653, 55055), (4235, 47489), (5005, 40183), (5915, 34001), (7865, 25571), (9295, 21637), (9835, 20449), (11011, 18265), (13013, 15455)]