28118304

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{1097}}^1$

素因数の和:1202

約数の個数: 72

約数和(自身を含む): 80933580

約数和(自身を除く): 52815276

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1097, 1424, 1602, 2136, 2194, 2848, 3204, 3291, 4272, 4388, 6408, 6582, 8544, 8776, 9873, 12816, 13164, 17552, 19746, 25632, 26328, 35104, 39492, 52656, 78984, 97633, 105312, 157968, 195266, 292899, 315936, 390532, 585798, 781064, 878697, 1171596, 1562128, 1757394, 2343192, 3124256, 3514788, 4686384, 7029576, 9372768, 14059152, 28118304]

約数ペア:

[(1, 28118304), (2, 14059152), (3, 9372768), (4, 7029576), (6, 4686384), (8, 3514788), (9, 3124256), (12, 2343192), (16, 1757394), (18, 1562128), (24, 1171596), (32, 878697), (36, 781064), (48, 585798), (72, 390532), (89, 315936), (96, 292899), (144, 195266), (178, 157968), (267, 105312), (288, 97633), (356, 78984), (534, 52656), (712, 39492), (801, 35104), (1068, 26328), (1097, 25632), (1424, 19746), (1602, 17552), (2136, 13164), (2194, 12816), (2848, 9873), (3204, 8776), (3291, 8544), (4272, 6582), (4388, 6408)]