31489812

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 83655936

約数和(自身を除く): 52166124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 503, 564, 666, 846, 1006, 1332, 1509, 1692, 1739, 2012, 3018, 3478, 4527, 5217, 6036, 6956, 9054, 10434, 15651, 18108, 18611, 20868, 23641, 31302, 37222, 47282, 55833, 62604, 70923, 74444, 94564, 111666, 141846, 167499, 212769, 223332, 283692, 334998, 425538, 669996, 851076, 874717, 1749434, 2624151, 3498868, 5248302, 7872453, 10496604, 15744906, 31489812]

約数ペア:

[(1, 31489812), (2, 15744906), (3, 10496604), (4, 7872453), (6, 5248302), (9, 3498868), (12, 2624151), (18, 1749434), (36, 874717), (37, 851076), (47, 669996), (74, 425538), (94, 334998), (111, 283692), (141, 223332), (148, 212769), (188, 167499), (222, 141846), (282, 111666), (333, 94564), (423, 74444), (444, 70923), (503, 62604), (564, 55833), (666, 47282), (846, 37222), (1006, 31302), (1332, 23641), (1509, 20868), (1692, 18611), (1739, 18108), (2012, 15651), (3018, 10434), (3478, 9054), (4527, 6956), (5217, 6036)]