28389270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10399}}^1$

素因数の和:10429

約数の個数: 64

約数和(自身を含む): 83865600

約数和(自身を除く): 55476330

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10399, 20798, 31197, 51995, 62394, 72793, 103990, 135187, 145586, 155985, 218379, 270374, 311970, 363965, 405561, 436758, 675935, 727930, 811122, 946309, 1091895, 1351870, 1892618, 2027805, 2183790, 2838927, 4055610, 4731545, 5677854, 9463090, 14194635, 28389270]

約数ペア:

[(1, 28389270), (2, 14194635), (3, 9463090), (5, 5677854), (6, 4731545), (7, 4055610), (10, 2838927), (13, 2183790), (14, 2027805), (15, 1892618), (21, 1351870), (26, 1091895), (30, 946309), (35, 811122), (39, 727930), (42, 675935), (65, 436758), (70, 405561), (78, 363965), (91, 311970), (105, 270374), (130, 218379), (182, 155985), (195, 145586), (210, 135187), (273, 103990), (390, 72793), (455, 62394), (546, 51995), (910, 31197), (1365, 20798), (2730, 10399)]