2729445

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 4702080

約数和(自身を除く): 1972635

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 157, 183, 285, 305, 471, 785, 915, 1159, 2355, 2983, 3477, 5795, 8949, 9577, 14915, 17385, 28731, 44745, 47885, 143655, 181963, 545889, 909815, 2729445]

約数ペア:

[(1, 2729445), (3, 909815), (5, 545889), (15, 181963), (19, 143655), (57, 47885), (61, 44745), (95, 28731), (157, 17385), (183, 14915), (285, 9577), (305, 8949), (471, 5795), (785, 3477), (915, 2983), (1159, 2355)]