81101835

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2143}}^1$

素因数の和:2212

約数の個数: 36

約数和(自身を含む): 145659072

約数和(自身を除く): 64557237

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 841, 1305, 2143, 2523, 4205, 6429, 7569, 10715, 12615, 19287, 32145, 37845, 62147, 96435, 186441, 310735, 559323, 932205, 1802263, 2796615, 5406789, 9011315, 16220367, 27033945, 81101835]

約数ペア:

[(1, 81101835), (3, 27033945), (5, 16220367), (9, 9011315), (15, 5406789), (29, 2796615), (45, 1802263), (87, 932205), (145, 559323), (261, 310735), (435, 186441), (841, 96435), (1305, 62147), (2143, 37845), (2523, 32145), (4205, 19287), (6429, 12615), (7569, 10715)]