28636188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1623

約数の個数: 72

約数和(自身を含む): 80285184

約数和(自身を除く): 51648996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 1571, 2604, 3038, 3142, 4557, 4713, 6076, 6284, 9114, 9426, 10997, 18228, 18852, 21994, 32991, 43988, 48701, 65982, 76979, 97402, 131964, 146103, 153958, 194804, 230937, 292206, 307916, 340907, 461874, 584412, 681814, 923748, 1022721, 1363628, 2045442, 2386349, 4090884, 4772698, 7159047, 9545396, 14318094, 28636188]

約数ペア:

[(1, 28636188), (2, 14318094), (3, 9545396), (4, 7159047), (6, 4772698), (7, 4090884), (12, 2386349), (14, 2045442), (21, 1363628), (28, 1022721), (31, 923748), (42, 681814), (49, 584412), (62, 461874), (84, 340907), (93, 307916), (98, 292206), (124, 230937), (147, 194804), (186, 153958), (196, 146103), (217, 131964), (294, 97402), (372, 76979), (434, 65982), (588, 48701), (651, 43988), (868, 32991), (1302, 21994), (1519, 18852), (1571, 18228), (2604, 10997), (3038, 9426), (3142, 9114), (4557, 6284), (4713, 6076)]