161839845

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{577}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 294308352

約数和(自身を除く): 132468507

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 271, 345, 577, 813, 1035, 1355, 1731, 2439, 2885, 4065, 5193, 6233, 8655, 12195, 13271, 18699, 25965, 31165, 39813, 56097, 66355, 93495, 119439, 156367, 199065, 280485, 469101, 597195, 781835, 1407303, 2345505, 3596441, 7036515, 10789323, 17982205, 32367969, 53946615, 161839845]

約数ペア:

[(1, 161839845), (3, 53946615), (5, 32367969), (9, 17982205), (15, 10789323), (23, 7036515), (45, 3596441), (69, 2345505), (115, 1407303), (207, 781835), (271, 597195), (345, 469101), (577, 280485), (813, 199065), (1035, 156367), (1355, 119439), (1731, 93495), (2439, 66355), (2885, 56097), (4065, 39813), (5193, 31165), (6233, 25965), (8655, 18699), (12195, 13271)]