3919244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 8467200

約数和(自身を除く): 4547956

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 139, 212, 266, 278, 371, 532, 556, 742, 973, 1007, 1484, 1946, 2014, 2641, 3892, 4028, 5282, 7049, 7367, 10564, 14098, 14734, 18487, 28196, 29468, 36974, 51569, 73948, 103138, 139973, 206276, 279946, 559892, 979811, 1959622, 3919244]

約数ペア:

[(1, 3919244), (2, 1959622), (4, 979811), (7, 559892), (14, 279946), (19, 206276), (28, 139973), (38, 103138), (53, 73948), (76, 51569), (106, 36974), (133, 29468), (139, 28196), (212, 18487), (266, 14734), (278, 14098), (371, 10564), (532, 7367), (556, 7049), (742, 5282), (973, 4028), (1007, 3892), (1484, 2641), (1946, 2014)]