31597956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 86958144

約数和(自身を除く): 55360188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 428, 468, 631, 642, 963, 1262, 1284, 1391, 1893, 1926, 2524, 2782, 3786, 3852, 4173, 5564, 5679, 7572, 8203, 8346, 11358, 12519, 16406, 16692, 22716, 24609, 25038, 32812, 49218, 50076, 67517, 73827, 98436, 135034, 147654, 202551, 270068, 295308, 405102, 607653, 810204, 877721, 1215306, 1755442, 2430612, 2633163, 3510884, 5266326, 7899489, 10532652, 15798978, 31597956]

約数ペア:

[(1, 31597956), (2, 15798978), (3, 10532652), (4, 7899489), (6, 5266326), (9, 3510884), (12, 2633163), (13, 2430612), (18, 1755442), (26, 1215306), (36, 877721), (39, 810204), (52, 607653), (78, 405102), (107, 295308), (117, 270068), (156, 202551), (214, 147654), (234, 135034), (321, 98436), (428, 73827), (468, 67517), (631, 50076), (642, 49218), (963, 32812), (1262, 25038), (1284, 24609), (1391, 22716), (1893, 16692), (1926, 16406), (2524, 12519), (2782, 11358), (3786, 8346), (3852, 8203), (4173, 7572), (5564, 5679)]