28097928

素因数分解:

$2^3\times 3^4\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 79540560

約数和(自身を除く): 51442632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 131, 162, 216, 262, 324, 331, 393, 524, 648, 662, 786, 993, 1048, 1179, 1324, 1572, 1986, 2358, 2648, 2979, 3144, 3537, 3972, 4716, 5958, 7074, 7944, 8937, 9432, 10611, 11916, 14148, 17874, 21222, 23832, 26811, 28296, 35748, 42444, 43361, 53622, 71496, 84888, 86722, 107244, 130083, 173444, 214488, 260166, 346888, 390249, 520332, 780498, 1040664, 1170747, 1560996, 2341494, 3121992, 3512241, 4682988, 7024482, 9365976, 14048964, 28097928]

約数ペア:

[(1, 28097928), (2, 14048964), (3, 9365976), (4, 7024482), (6, 4682988), (8, 3512241), (9, 3121992), (12, 2341494), (18, 1560996), (24, 1170747), (27, 1040664), (36, 780498), (54, 520332), (72, 390249), (81, 346888), (108, 260166), (131, 214488), (162, 173444), (216, 130083), (262, 107244), (324, 86722), (331, 84888), (393, 71496), (524, 53622), (648, 43361), (662, 42444), (786, 35748), (993, 28296), (1048, 26811), (1179, 23832), (1324, 21222), (1572, 17874), (1986, 14148), (2358, 11916), (2648, 10611), (2979, 9432), (3144, 8937), (3537, 7944), (3972, 7074), (4716, 5958)]