31902732

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 84900816

約数和(自身を除く): 52998084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 333, 387, 444, 516, 557, 666, 774, 1114, 1332, 1548, 1591, 1671, 2228, 3182, 3342, 4773, 5013, 6364, 6684, 9546, 10026, 14319, 19092, 20052, 20609, 23951, 28638, 41218, 47902, 57276, 61827, 71853, 82436, 95804, 123654, 143706, 185481, 215559, 247308, 287412, 370962, 431118, 741924, 862236, 886187, 1772374, 2658561, 3544748, 5317122, 7975683, 10634244, 15951366, 31902732]

約数ペア:

[(1, 31902732), (2, 15951366), (3, 10634244), (4, 7975683), (6, 5317122), (9, 3544748), (12, 2658561), (18, 1772374), (36, 886187), (37, 862236), (43, 741924), (74, 431118), (86, 370962), (111, 287412), (129, 247308), (148, 215559), (172, 185481), (222, 143706), (258, 123654), (333, 95804), (387, 82436), (444, 71853), (516, 61827), (557, 57276), (666, 47902), (774, 41218), (1114, 28638), (1332, 23951), (1548, 20609), (1591, 20052), (1671, 19092), (2228, 14319), (3182, 10026), (3342, 9546), (4773, 6684), (5013, 6364)]