1286296544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{2239}}^1$

素因数の和:3643

約数の個数: 48

約数和(自身を含む): 2730389760

約数和(自身を除く): 1444093216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1381, 2239, 2762, 4478, 5524, 8956, 11048, 17912, 17953, 22096, 29107, 35824, 35906, 44192, 58214, 71648, 71812, 116428, 143624, 232856, 287248, 465712, 574496, 931424, 3092059, 6184118, 12368236, 24736472, 40196767, 49472944, 80393534, 98945888, 160787068, 321574136, 643148272, 1286296544]

約数ペア:

[(1, 1286296544), (2, 643148272), (4, 321574136), (8, 160787068), (13, 98945888), (16, 80393534), (26, 49472944), (32, 40196767), (52, 24736472), (104, 12368236), (208, 6184118), (416, 3092059), (1381, 931424), (2239, 574496), (2762, 465712), (4478, 287248), (5524, 232856), (8956, 143624), (11048, 116428), (17912, 71812), (17953, 71648), (22096, 58214), (29107, 44192), (35824, 35906)]