90755007

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 148428000

約数和(自身を除く): 57672993

約数列:

[1, 3, 7, 21, 29, 49, 61, 87, 147, 183, 203, 349, 427, 609, 1047, 1281, 1421, 1769, 2443, 2989, 4263, 5307, 7329, 8967, 10121, 12383, 17101, 21289, 30363, 37149, 51303, 63867, 70847, 86681, 149023, 212541, 260043, 447069, 495929, 617381, 1043161, 1487787, 1852143, 3129483, 4321667, 12965001, 30251669, 90755007]

約数ペア:

[(1, 90755007), (3, 30251669), (7, 12965001), (21, 4321667), (29, 3129483), (49, 1852143), (61, 1487787), (87, 1043161), (147, 617381), (183, 495929), (203, 447069), (349, 260043), (427, 212541), (609, 149023), (1047, 86681), (1281, 70847), (1421, 63867), (1769, 51303), (2443, 37149), (2989, 30363), (4263, 21289), (5307, 17101), (7329, 12383), (8967, 10121)]