9991188

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 27620320

約数和(自身を除く): 17629132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 541, 684, 972, 1026, 1082, 1539, 1623, 2052, 2164, 3078, 3246, 4617, 4869, 6156, 6492, 9234, 9738, 10279, 14607, 18468, 19476, 20558, 29214, 30837, 41116, 43821, 58428, 61674, 87642, 92511, 123348, 131463, 175284, 185022, 262926, 277533, 370044, 525852, 555066, 832599, 1110132, 1665198, 2497797, 3330396, 4995594, 9991188]

約数ペア:

[(1, 9991188), (2, 4995594), (3, 3330396), (4, 2497797), (6, 1665198), (9, 1110132), (12, 832599), (18, 555066), (19, 525852), (27, 370044), (36, 277533), (38, 262926), (54, 185022), (57, 175284), (76, 131463), (81, 123348), (108, 92511), (114, 87642), (162, 61674), (171, 58428), (228, 43821), (243, 41116), (324, 30837), (342, 29214), (486, 20558), (513, 19476), (541, 18468), (684, 14607), (972, 10279), (1026, 9738), (1082, 9234), (1539, 6492), (1623, 6156), (2052, 4869), (2164, 4617), (3078, 3246)]