221353804

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3121}}^1$

素因数の和:3298

約数の個数: 48

約数和(自身を含む): 472046400

約数和(自身を除く): 250692596

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 149, 238, 298, 476, 596, 1043, 2086, 2533, 3121, 4172, 5066, 6242, 10132, 12484, 17731, 21847, 35462, 43694, 53057, 70924, 87388, 106114, 212228, 371399, 465029, 742798, 930058, 1485596, 1860116, 3255203, 6510406, 7905493, 13020812, 15810986, 31621972, 55338451, 110676902, 221353804]

約数ペア:

[(1, 221353804), (2, 110676902), (4, 55338451), (7, 31621972), (14, 15810986), (17, 13020812), (28, 7905493), (34, 6510406), (68, 3255203), (119, 1860116), (149, 1485596), (238, 930058), (298, 742798), (476, 465029), (596, 371399), (1043, 212228), (2086, 106114), (2533, 87388), (3121, 70924), (4172, 53057), (5066, 43694), (6242, 35462), (10132, 21847), (12484, 17731)]