28237128

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 73094400

約数和(自身を除く): 44857272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 79, 106, 158, 159, 212, 237, 281, 316, 318, 424, 474, 562, 632, 636, 843, 948, 1124, 1272, 1686, 1896, 2248, 3372, 4187, 6744, 8374, 12561, 14893, 16748, 22199, 25122, 29786, 33496, 44398, 44679, 50244, 59572, 66597, 88796, 89358, 100488, 119144, 133194, 177592, 178716, 266388, 357432, 532776, 1176547, 2353094, 3529641, 4706188, 7059282, 9412376, 14118564, 28237128]

約数ペア:

[(1, 28237128), (2, 14118564), (3, 9412376), (4, 7059282), (6, 4706188), (8, 3529641), (12, 2353094), (24, 1176547), (53, 532776), (79, 357432), (106, 266388), (158, 178716), (159, 177592), (212, 133194), (237, 119144), (281, 100488), (316, 89358), (318, 88796), (424, 66597), (474, 59572), (562, 50244), (632, 44679), (636, 44398), (843, 33496), (948, 29786), (1124, 25122), (1272, 22199), (1686, 16748), (1896, 14893), (2248, 12561), (3372, 8374), (4187, 6744)]