201421976

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 444787200

約数和(自身を除く): 243365224

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 233, 301, 344, 359, 466, 602, 718, 932, 1204, 1436, 1631, 1864, 2408, 2513, 2872, 3262, 5026, 6524, 10019, 10052, 13048, 15437, 20038, 20104, 30874, 40076, 61748, 70133, 80152, 83647, 108059, 123496, 140266, 167294, 216118, 280532, 334588, 432236, 561064, 585529, 669176, 864472, 1171058, 2342116, 3596821, 4684232, 7193642, 14387284, 25177747, 28774568, 50355494, 100710988, 201421976]

約数ペア:

[(1, 201421976), (2, 100710988), (4, 50355494), (7, 28774568), (8, 25177747), (14, 14387284), (28, 7193642), (43, 4684232), (56, 3596821), (86, 2342116), (172, 1171058), (233, 864472), (301, 669176), (344, 585529), (359, 561064), (466, 432236), (602, 334588), (718, 280532), (932, 216118), (1204, 167294), (1436, 140266), (1631, 123496), (1864, 108059), (2408, 83647), (2513, 80152), (2872, 70133), (3262, 61748), (5026, 40076), (6524, 30874), (10019, 20104), (10052, 20038), (13048, 15437)]