90756477

素因数分解:

$3^3\times 7^2\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 157684800

約数和(自身を除く): 66928323

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 181, 189, 379, 441, 543, 1137, 1267, 1323, 1629, 2653, 3411, 3801, 4887, 7959, 8869, 10233, 11403, 18571, 23877, 26607, 34209, 55713, 68599, 71631, 79821, 167139, 205797, 239463, 480193, 501417, 617391, 1440579, 1852173, 3361351, 4321737, 10084053, 12965211, 30252159, 90756477]

約数ペア:

[(1, 90756477), (3, 30252159), (7, 12965211), (9, 10084053), (21, 4321737), (27, 3361351), (49, 1852173), (63, 1440579), (147, 617391), (181, 501417), (189, 480193), (379, 239463), (441, 205797), (543, 167139), (1137, 79821), (1267, 71631), (1323, 68599), (1629, 55713), (2653, 34209), (3411, 26607), (3801, 23877), (4887, 18571), (7959, 11403), (8869, 10233)]