28912242

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 63452160

約数和(自身を除く): 34539918

約数列:

[1, 2, 3, 6, 23, 46, 53, 59, 67, 69, 106, 118, 134, 138, 159, 177, 201, 318, 354, 402, 1219, 1357, 1541, 2438, 2714, 3082, 3127, 3551, 3657, 3953, 4071, 4623, 6254, 7102, 7314, 7906, 8142, 9246, 9381, 10653, 11859, 18762, 21306, 23718, 71921, 81673, 90919, 143842, 163346, 181838, 209509, 215763, 245019, 272757, 419018, 431526, 490038, 545514, 628527, 1257054, 4818707, 9637414, 14456121, 28912242]

約数ペア:

[(1, 28912242), (2, 14456121), (3, 9637414), (6, 4818707), (23, 1257054), (46, 628527), (53, 545514), (59, 490038), (67, 431526), (69, 419018), (106, 272757), (118, 245019), (134, 215763), (138, 209509), (159, 181838), (177, 163346), (201, 143842), (318, 90919), (354, 81673), (402, 71921), (1219, 23718), (1357, 21306), (1541, 18762), (2438, 11859), (2714, 10653), (3082, 9381), (3127, 9246), (3551, 8142), (3657, 7906), (3953, 7314), (4071, 7102), (4623, 6254)]