28263456

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{7549}}^1$

素因数の和:7578

約数の個数: 72

約数和(自身を含む): 86568300

約数和(自身を除く): 58304844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 7549, 15098, 22647, 30196, 45294, 60392, 67941, 90588, 98137, 120784, 135882, 181176, 196274, 241568, 271764, 294411, 362352, 392548, 543528, 588822, 724704, 785096, 883233, 1087056, 1177644, 1570192, 1766466, 2174112, 2355288, 3140384, 3532932, 4710576, 7065864, 9421152, 14131728, 28263456]

約数ペア:

[(1, 28263456), (2, 14131728), (3, 9421152), (4, 7065864), (6, 4710576), (8, 3532932), (9, 3140384), (12, 2355288), (13, 2174112), (16, 1766466), (18, 1570192), (24, 1177644), (26, 1087056), (32, 883233), (36, 785096), (39, 724704), (48, 588822), (52, 543528), (72, 392548), (78, 362352), (96, 294411), (104, 271764), (117, 241568), (144, 196274), (156, 181176), (208, 135882), (234, 120784), (288, 98137), (312, 90588), (416, 67941), (468, 60392), (624, 45294), (936, 30196), (1248, 22647), (1872, 15098), (3744, 7549)]