83421128

素因数分解:

$2^3\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1531}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 183380400

約数和(自身を除く): 99959272

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 139, 196, 278, 392, 556, 973, 1112, 1531, 1946, 3062, 3892, 6124, 6811, 7784, 10717, 12248, 13622, 21434, 27244, 42868, 54488, 75019, 85736, 150038, 212809, 300076, 425618, 600152, 851236, 1489663, 1702472, 2979326, 5958652, 10427641, 11917304, 20855282, 41710564, 83421128]

約数ペア:

[(1, 83421128), (2, 41710564), (4, 20855282), (7, 11917304), (8, 10427641), (14, 5958652), (28, 2979326), (49, 1702472), (56, 1489663), (98, 851236), (139, 600152), (196, 425618), (278, 300076), (392, 212809), (556, 150038), (973, 85736), (1112, 75019), (1531, 54488), (1946, 42868), (3062, 27244), (3892, 21434), (6124, 13622), (6811, 12248), (7784, 10717)]