31318668

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{12253}}^1$

素因数の和:12334

約数の個数: 36

約数和(自身を含む): 80288208

約数和(自身を除く): 48969540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 12253, 24506, 36759, 49012, 73518, 110277, 147036, 220554, 441108, 869963, 1739926, 2609889, 3479852, 5219778, 7829667, 10439556, 15659334, 31318668]

約数ペア:

[(1, 31318668), (2, 15659334), (3, 10439556), (4, 7829667), (6, 5219778), (9, 3479852), (12, 2609889), (18, 1739926), (36, 869963), (71, 441108), (142, 220554), (213, 147036), (284, 110277), (426, 73518), (639, 49012), (852, 36759), (1278, 24506), (2556, 12253)]