28858648

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 68040000

約数和(自身を除く): 39181352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 809, 1274, 1372, 1618, 2548, 2744, 3236, 4459, 5096, 5663, 6472, 8918, 10517, 11326, 17836, 21034, 22652, 35672, 39641, 42068, 45304, 73619, 79282, 84136, 147238, 158564, 277487, 294476, 317128, 515333, 554974, 588952, 1030666, 1109948, 2061332, 2219896, 3607331, 4122664, 7214662, 14429324, 28858648]

約数ペア:

[(1, 28858648), (2, 14429324), (4, 7214662), (7, 4122664), (8, 3607331), (13, 2219896), (14, 2061332), (26, 1109948), (28, 1030666), (49, 588952), (52, 554974), (56, 515333), (91, 317128), (98, 294476), (104, 277487), (182, 158564), (196, 147238), (343, 84136), (364, 79282), (392, 73619), (637, 45304), (686, 42068), (728, 39641), (809, 35672), (1274, 22652), (1372, 21034), (1618, 17836), (2548, 11326), (2744, 10517), (3236, 8918), (4459, 6472), (5096, 5663)]