279226948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69737}}^1$

素因数の和:69772

約数の個数: 48

約数和(自身を含む): 656095104

約数和(自身を除く): 376868156

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 69737, 139474, 278948, 488159, 767107, 906581, 976318, 1534214, 1813162, 1952636, 3068428, 3626324, 5369749, 6346067, 9972391, 10739498, 12692134, 19944782, 21478996, 25384268, 39889564, 69806737, 139613474, 279226948]

約数ペア:

[(1, 279226948), (2, 139613474), (4, 69806737), (7, 39889564), (11, 25384268), (13, 21478996), (14, 19944782), (22, 12692134), (26, 10739498), (28, 9972391), (44, 6346067), (52, 5369749), (77, 3626324), (91, 3068428), (143, 1952636), (154, 1813162), (182, 1534214), (286, 976318), (308, 906581), (364, 767107), (572, 488159), (1001, 278948), (2002, 139474), (4004, 69737)]