28444108

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 64350720

約数和(自身を除く): 35906612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 167, 196, 308, 316, 334, 539, 553, 668, 869, 1078, 1106, 1169, 1738, 1837, 2156, 2212, 2338, 3476, 3674, 3871, 4676, 6083, 7348, 7742, 8183, 12166, 12859, 13193, 15484, 16366, 24332, 25718, 26386, 32732, 42581, 51436, 52772, 85162, 90013, 92351, 145123, 170324, 180026, 184702, 290246, 360052, 369404, 580492, 646457, 1015861, 1292914, 2031722, 2585828, 4063444, 7111027, 14222054, 28444108]

約数ペア:

[(1, 28444108), (2, 14222054), (4, 7111027), (7, 4063444), (11, 2585828), (14, 2031722), (22, 1292914), (28, 1015861), (44, 646457), (49, 580492), (77, 369404), (79, 360052), (98, 290246), (154, 184702), (158, 180026), (167, 170324), (196, 145123), (308, 92351), (316, 90013), (334, 85162), (539, 52772), (553, 51436), (668, 42581), (869, 32732), (1078, 26386), (1106, 25718), (1169, 24332), (1738, 16366), (1837, 15484), (2156, 13193), (2212, 12859), (2338, 12166), (3476, 8183), (3674, 7742), (3871, 7348), (4676, 6083)]