28987616

素因数分解:

$2^5\times 7^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 70560000

約数和(自身を除く): 41572384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 139, 152, 196, 224, 266, 278, 304, 343, 392, 532, 556, 608, 686, 784, 931, 973, 1064, 1112, 1372, 1568, 1862, 1946, 2128, 2224, 2641, 2744, 3724, 3892, 4256, 4448, 5282, 5488, 6517, 6811, 7448, 7784, 10564, 10976, 13034, 13622, 14896, 15568, 18487, 21128, 26068, 27244, 29792, 31136, 36974, 42256, 47677, 52136, 54488, 73948, 84512, 95354, 104272, 108976, 129409, 147896, 190708, 208544, 217952, 258818, 295792, 381416, 517636, 591584, 762832, 905863, 1035272, 1525664, 1811726, 2070544, 3623452, 4141088, 7246904, 14493808, 28987616]

約数ペア:

[(1, 28987616), (2, 14493808), (4, 7246904), (7, 4141088), (8, 3623452), (14, 2070544), (16, 1811726), (19, 1525664), (28, 1035272), (32, 905863), (38, 762832), (49, 591584), (56, 517636), (76, 381416), (98, 295792), (112, 258818), (133, 217952), (139, 208544), (152, 190708), (196, 147896), (224, 129409), (266, 108976), (278, 104272), (304, 95354), (343, 84512), (392, 73948), (532, 54488), (556, 52136), (608, 47677), (686, 42256), (784, 36974), (931, 31136), (973, 29792), (1064, 27244), (1112, 26068), (1372, 21128), (1568, 18487), (1862, 15568), (1946, 14896), (2128, 13622), (2224, 13034), (2641, 10976), (2744, 10564), (3724, 7784), (3892, 7448), (4256, 6811), (4448, 6517), (5282, 5488)]