28771028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 59693760

約数和(自身を除く): 30922732

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 179, 281, 286, 358, 562, 572, 716, 1124, 1969, 2327, 3091, 3653, 3938, 4654, 6182, 7306, 7876, 9308, 12364, 14612, 25597, 40183, 50299, 51194, 80366, 100598, 102388, 160732, 201196, 553289, 653887, 1106578, 1307774, 2213156, 2615548, 7192757, 14385514, 28771028]

約数ペア:

[(1, 28771028), (2, 14385514), (4, 7192757), (11, 2615548), (13, 2213156), (22, 1307774), (26, 1106578), (44, 653887), (52, 553289), (143, 201196), (179, 160732), (281, 102388), (286, 100598), (358, 80366), (562, 51194), (572, 50299), (716, 40183), (1124, 25597), (1969, 14612), (2327, 12364), (3091, 9308), (3653, 7876), (3938, 7306), (4654, 6182)]