28957988384

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{782141}}^1$

素因数の和:782253

約数の個数: 48

約数和(自身を含む): 62086431960

約数和(自身を除く): 33128443576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 1157, 1424, 2314, 2848, 4628, 9256, 18512, 37024, 782141, 1564282, 3128564, 6257128, 10167833, 12514256, 20335666, 25028512, 40671332, 69610549, 81342664, 139221098, 162685328, 278442196, 325370656, 556884392, 904937137, 1113768784, 1809874274, 2227537568, 3619748548, 7239497096, 14478994192, 28957988384]

約数ペア:

[(1, 28957988384), (2, 14478994192), (4, 7239497096), (8, 3619748548), (13, 2227537568), (16, 1809874274), (26, 1113768784), (32, 904937137), (52, 556884392), (89, 325370656), (104, 278442196), (178, 162685328), (208, 139221098), (356, 81342664), (416, 69610549), (712, 40671332), (1157, 25028512), (1424, 20335666), (2314, 12514256), (2848, 10167833), (4628, 6257128), (9256, 3128564), (18512, 1564282), (37024, 782141)]