28883589

素因数分解:

$3^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{563}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 45007200

約数和(自身を除く): 16123611

約数列:

[1, 3, 7, 21, 49, 147, 349, 563, 1047, 1689, 2443, 3941, 7329, 11823, 17101, 27587, 51303, 82761, 196487, 589461, 1375409, 4126227, 9627863, 28883589]

約数ペア:

[(1, 28883589), (3, 9627863), (7, 4126227), (21, 1375409), (49, 589461), (147, 196487), (349, 82761), (563, 51303), (1047, 27587), (1689, 17101), (2443, 11823), (3941, 7329)]