248291238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 553109760

約数和(自身を除く): 304818522

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 227, 379, 454, 481, 681, 758, 962, 1137, 1362, 1443, 2274, 2886, 2951, 4927, 5902, 8399, 8853, 9854, 14023, 14781, 16798, 17706, 25197, 28046, 29562, 42069, 50394, 84138, 86033, 109187, 172066, 182299, 218374, 258099, 327561, 364598, 516198, 546897, 655122, 1093794, 1118429, 2236858, 3183221, 3355287, 6366442, 6710574, 9549663, 19099326, 41381873, 82763746, 124145619, 248291238]

約数ペア:

[(1, 248291238), (2, 124145619), (3, 82763746), (6, 41381873), (13, 19099326), (26, 9549663), (37, 6710574), (39, 6366442), (74, 3355287), (78, 3183221), (111, 2236858), (222, 1118429), (227, 1093794), (379, 655122), (454, 546897), (481, 516198), (681, 364598), (758, 327561), (962, 258099), (1137, 218374), (1362, 182299), (1443, 172066), (2274, 109187), (2886, 86033), (2951, 84138), (4927, 50394), (5902, 42069), (8399, 29562), (8853, 28046), (9854, 25197), (14023, 17706), (14781, 16798)]