28677515984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{337097}}^1$

素因数の和:337527

約数の個数: 40

約数和(自身を含む): 59983218120

約数和(自身を除く): 31305702136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 818, 1636, 3272, 5317, 6544, 10634, 21268, 42536, 85072, 337097, 674194, 1348388, 2696776, 4382261, 5393552, 8764522, 17529044, 35058088, 70116176, 137872673, 275745346, 551490692, 1102981384, 1792344749, 2205962768, 3584689498, 7169378996, 14338757992, 28677515984]

約数ペア:

[(1, 28677515984), (2, 14338757992), (4, 7169378996), (8, 3584689498), (13, 2205962768), (16, 1792344749), (26, 1102981384), (52, 551490692), (104, 275745346), (208, 137872673), (409, 70116176), (818, 35058088), (1636, 17529044), (3272, 8764522), (5317, 5393552), (6544, 4382261), (10634, 2696776), (21268, 1348388), (42536, 674194), (85072, 337097)]