221465188

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6553}}^1$

素因数の和:6652

約数の個数: 48

約数和(自身を含む): 475663104

約数和(自身を除く): 254197916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 476, 497, 994, 1207, 1988, 2414, 4828, 6553, 8449, 13106, 16898, 26212, 33796, 45871, 91742, 111401, 183484, 222802, 445604, 465263, 779807, 930526, 1559614, 1861052, 3119228, 3256841, 6513682, 7909471, 13027364, 15818942, 31637884, 55366297, 110732594, 221465188]

約数ペア:

[(1, 221465188), (2, 110732594), (4, 55366297), (7, 31637884), (14, 15818942), (17, 13027364), (28, 7909471), (34, 6513682), (68, 3256841), (71, 3119228), (119, 1861052), (142, 1559614), (238, 930526), (284, 779807), (476, 465263), (497, 445604), (994, 222802), (1207, 183484), (1988, 111401), (2414, 91742), (4828, 45871), (6553, 33796), (8449, 26212), (13106, 16898)]