28389384

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 80589600

約数和(自身を除く): 52200216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 59, 72, 82, 118, 123, 163, 164, 177, 236, 246, 326, 328, 354, 369, 472, 489, 492, 531, 652, 708, 738, 978, 984, 1062, 1304, 1416, 1467, 1476, 1956, 2124, 2419, 2934, 2952, 3912, 4248, 4838, 5868, 6683, 7257, 9617, 9676, 11736, 13366, 14514, 19234, 19352, 20049, 21771, 26732, 28851, 29028, 38468, 40098, 43542, 53464, 57702, 58056, 60147, 76936, 80196, 86553, 87084, 115404, 120294, 160392, 173106, 174168, 230808, 240588, 346212, 394297, 481176, 692424, 788594, 1182891, 1577188, 2365782, 3154376, 3548673, 4731564, 7097346, 9463128, 14194692, 28389384]

約数ペア:

[(1, 28389384), (2, 14194692), (3, 9463128), (4, 7097346), (6, 4731564), (8, 3548673), (9, 3154376), (12, 2365782), (18, 1577188), (24, 1182891), (36, 788594), (41, 692424), (59, 481176), (72, 394297), (82, 346212), (118, 240588), (123, 230808), (163, 174168), (164, 173106), (177, 160392), (236, 120294), (246, 115404), (326, 87084), (328, 86553), (354, 80196), (369, 76936), (472, 60147), (489, 58056), (492, 57702), (531, 53464), (652, 43542), (708, 40098), (738, 38468), (978, 29028), (984, 28851), (1062, 26732), (1304, 21771), (1416, 20049), (1467, 19352), (1476, 19234), (1956, 14514), (2124, 13366), (2419, 11736), (2934, 9676), (2952, 9617), (3912, 7257), (4248, 6683), (4838, 5868)]