156943519491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{19603}}^1$

素因数の和:19816

約数の個数: 64

約数和(自身を含む): 240291717120

約数和(自身を除く): 83348197629

約数列:

[1, 3, 11, 33, 37, 79, 83, 111, 237, 249, 407, 869, 913, 1221, 2607, 2739, 2923, 3071, 6557, 8769, 9213, 19603, 19671, 32153, 33781, 58809, 72127, 96459, 101343, 215633, 216381, 242609, 646899, 725311, 727827, 1548637, 1627049, 2175933, 2668699, 4645911, 4881147, 7978421, 8006097, 17035007, 17897539, 23935263, 51105021, 53692617, 57299569, 60200813, 128536871, 171898707, 180602439, 385610613, 630295259, 662208943, 1413905581, 1890885777, 1986626829, 4241716743, 4755864227, 14267592681, 52314506497, 156943519491]

約数ペア:

[(1, 156943519491), (3, 52314506497), (11, 14267592681), (33, 4755864227), (37, 4241716743), (79, 1986626829), (83, 1890885777), (111, 1413905581), (237, 662208943), (249, 630295259), (407, 385610613), (869, 180602439), (913, 171898707), (1221, 128536871), (2607, 60200813), (2739, 57299569), (2923, 53692617), (3071, 51105021), (6557, 23935263), (8769, 17897539), (9213, 17035007), (19603, 8006097), (19671, 7978421), (32153, 4881147), (33781, 4645911), (58809, 2668699), (72127, 2175933), (96459, 1627049), (101343, 1548637), (215633, 727827), (216381, 725311), (242609, 646899)]