61281304

素因数分解:

$2^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2539}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 131673600

約数和(自身を除く): 70392296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 431, 862, 1724, 2539, 3017, 3448, 5078, 6034, 10156, 12068, 17773, 20312, 24136, 35546, 71092, 142184, 1094309, 2188618, 4377236, 7660163, 8754472, 15320326, 30640652, 61281304]

約数ペア:

[(1, 61281304), (2, 30640652), (4, 15320326), (7, 8754472), (8, 7660163), (14, 4377236), (28, 2188618), (56, 1094309), (431, 142184), (862, 71092), (1724, 35546), (2539, 24136), (3017, 20312), (3448, 17773), (5078, 12068), (6034, 10156)]