421750364

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 915425280

約数和(自身を除く): 493674916

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 47, 58, 86, 94, 116, 172, 188, 203, 257, 301, 329, 406, 514, 602, 658, 812, 1028, 1204, 1247, 1316, 1363, 1799, 2021, 2494, 2726, 3598, 4042, 4988, 5452, 7196, 7453, 8084, 8729, 9541, 11051, 12079, 14147, 14906, 17458, 19082, 22102, 24158, 28294, 29812, 34916, 38164, 44204, 48316, 52171, 56588, 58609, 77357, 84553, 104342, 117218, 154714, 169106, 208684, 234436, 309428, 320479, 338212, 350291, 410263, 519397, 640958, 700582, 820526, 1038794, 1281916, 1401164, 1641052, 2077588, 2243353, 2452037, 3635779, 4486706, 4904074, 7271558, 8973412, 9808148, 14543116, 15062513, 30125026, 60250052, 105437591, 210875182, 421750364]

約数ペア:

[(1, 421750364), (2, 210875182), (4, 105437591), (7, 60250052), (14, 30125026), (28, 15062513), (29, 14543116), (43, 9808148), (47, 8973412), (58, 7271558), (86, 4904074), (94, 4486706), (116, 3635779), (172, 2452037), (188, 2243353), (203, 2077588), (257, 1641052), (301, 1401164), (329, 1281916), (406, 1038794), (514, 820526), (602, 700582), (658, 640958), (812, 519397), (1028, 410263), (1204, 350291), (1247, 338212), (1316, 320479), (1363, 309428), (1799, 234436), (2021, 208684), (2494, 169106), (2726, 154714), (3598, 117218), (4042, 104342), (4988, 84553), (5452, 77357), (7196, 58609), (7453, 56588), (8084, 52171), (8729, 48316), (9541, 44204), (11051, 38164), (12079, 34916), (14147, 29812), (14906, 28294), (17458, 24158), (19082, 22102)]