647432856

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2861}}^1$

素因数の和:3329

約数の個数: 96

約数和(自身を含む): 2009124000

約数和(自身を除く): 1361691144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 449, 504, 898, 1347, 1796, 2694, 2861, 3143, 3592, 4041, 5388, 5722, 6286, 8082, 8583, 9429, 10776, 11444, 12572, 16164, 17166, 18858, 20027, 22888, 25144, 25749, 28287, 32328, 34332, 37716, 40054, 51498, 56574, 60081, 68664, 75432, 80108, 102996, 113148, 120162, 160216, 180243, 205992, 226296, 240324, 360486, 480648, 720972, 1284589, 1441944, 2569178, 3853767, 5138356, 7707534, 8992123, 10276712, 11561301, 15415068, 17984246, 23122602, 26976369, 30830136, 35968492, 46245204, 53952738, 71936984, 80929107, 92490408, 107905476, 161858214, 215810952, 323716428, 647432856]

約数ペア:

[(1, 647432856), (2, 323716428), (3, 215810952), (4, 161858214), (6, 107905476), (7, 92490408), (8, 80929107), (9, 71936984), (12, 53952738), (14, 46245204), (18, 35968492), (21, 30830136), (24, 26976369), (28, 23122602), (36, 17984246), (42, 15415068), (56, 11561301), (63, 10276712), (72, 8992123), (84, 7707534), (126, 5138356), (168, 3853767), (252, 2569178), (449, 1441944), (504, 1284589), (898, 720972), (1347, 480648), (1796, 360486), (2694, 240324), (2861, 226296), (3143, 205992), (3592, 180243), (4041, 160216), (5388, 120162), (5722, 113148), (6286, 102996), (8082, 80108), (8583, 75432), (9429, 68664), (10776, 60081), (11444, 56574), (12572, 51498), (16164, 40054), (17166, 37716), (18858, 34332), (20027, 32328), (22888, 28287), (25144, 25749)]