313636815

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 553864896

約数和(自身を除く): 240228081

約数列:

[1, 3, 5, 9, 15, 45, 101, 151, 303, 453, 457, 505, 755, 909, 1359, 1371, 1515, 2265, 2285, 4113, 4545, 6795, 6855, 15251, 20565, 45753, 46157, 69007, 76255, 137259, 138471, 207021, 228765, 230785, 345035, 415413, 621063, 686295, 692355, 1035105, 2077065, 3105315, 6969707, 20909121, 34848535, 62727363, 104545605, 313636815]

約数ペア:

[(1, 313636815), (3, 104545605), (5, 62727363), (9, 34848535), (15, 20909121), (45, 6969707), (101, 3105315), (151, 2077065), (303, 1035105), (453, 692355), (457, 686295), (505, 621063), (755, 415413), (909, 345035), (1359, 230785), (1371, 228765), (1515, 207021), (2265, 138471), (2285, 137259), (4113, 76255), (4545, 69007), (6795, 46157), (6855, 45753), (15251, 20565)]