28811916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1700

約数の個数: 96

約数和(自身を含む): 89134080

約数和(自身を除く): 60322164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1242, 1449, 1657, 1932, 2484, 2898, 3314, 4347, 4971, 5796, 6628, 8694, 9942, 11599, 14913, 17388, 19884, 23198, 29826, 34797, 38111, 44739, 46396, 59652, 69594, 76222, 89478, 104391, 114333, 139188, 152444, 178956, 208782, 228666, 266777, 313173, 342999, 417564, 457332, 533554, 626346, 685998, 800331, 1028997, 1067108, 1252692, 1371996, 1600662, 2057994, 2400993, 3201324, 4115988, 4801986, 7202979, 9603972, 14405958, 28811916]

約数ペア:

[(1, 28811916), (2, 14405958), (3, 9603972), (4, 7202979), (6, 4801986), (7, 4115988), (9, 3201324), (12, 2400993), (14, 2057994), (18, 1600662), (21, 1371996), (23, 1252692), (27, 1067108), (28, 1028997), (36, 800331), (42, 685998), (46, 626346), (54, 533554), (63, 457332), (69, 417564), (84, 342999), (92, 313173), (108, 266777), (126, 228666), (138, 208782), (161, 178956), (189, 152444), (207, 139188), (252, 114333), (276, 104391), (322, 89478), (378, 76222), (414, 69594), (483, 59652), (621, 46396), (644, 44739), (756, 38111), (828, 34797), (966, 29826), (1242, 23198), (1449, 19884), (1657, 17388), (1932, 14913), (2484, 11599), (2898, 9942), (3314, 8694), (4347, 6628), (4971, 5796)]