311908604

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{2081}}^1$

素因数の和:2246

約数の個数: 48

約数和(自身を含む): 642188736

約数和(自身を除く): 330280132

約数列:

[1, 2, 4, 7, 14, 28, 53, 101, 106, 202, 212, 371, 404, 707, 742, 1414, 1484, 2081, 2828, 4162, 5353, 8324, 10706, 14567, 21412, 29134, 37471, 58268, 74942, 110293, 149884, 210181, 220586, 420362, 441172, 772051, 840724, 1471267, 1544102, 2942534, 3088204, 5885068, 11139593, 22279186, 44558372, 77977151, 155954302, 311908604]

約数ペア:

[(1, 311908604), (2, 155954302), (4, 77977151), (7, 44558372), (14, 22279186), (28, 11139593), (53, 5885068), (101, 3088204), (106, 2942534), (202, 1544102), (212, 1471267), (371, 840724), (404, 772051), (707, 441172), (742, 420362), (1414, 220586), (1484, 210181), (2081, 149884), (2828, 110293), (4162, 74942), (5353, 58268), (8324, 37471), (10706, 29134), (14567, 21412)]