238281561

素因数分解:

$3^3\times 7^2\times {\mathrm{389}}^1\times {\mathrm{463}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 412588800

約数和(自身を除く): 174307239

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 389, 441, 463, 1167, 1323, 1389, 2723, 3241, 3501, 4167, 8169, 9723, 10503, 12501, 19061, 22687, 24507, 29169, 57183, 68061, 73521, 87507, 171549, 180107, 204183, 514647, 540321, 612549, 1260749, 1620963, 3782247, 4862889, 8825243, 11346741, 26475729, 34040223, 79427187, 238281561]

約数ペア:

[(1, 238281561), (3, 79427187), (7, 34040223), (9, 26475729), (21, 11346741), (27, 8825243), (49, 4862889), (63, 3782247), (147, 1620963), (189, 1260749), (389, 612549), (441, 540321), (463, 514647), (1167, 204183), (1323, 180107), (1389, 171549), (2723, 87507), (3241, 73521), (3501, 68061), (4167, 57183), (8169, 29169), (9723, 24507), (10503, 22687), (12501, 19061)]