31995468

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1613}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 88124400

約数和(自身を除く): 56128932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1613, 1653, 2204, 3226, 3306, 4839, 4959, 6452, 6612, 9678, 9918, 14517, 19356, 19836, 29034, 30647, 46777, 58068, 61294, 91941, 93554, 122588, 140331, 183882, 187108, 275823, 280662, 367764, 420993, 551646, 561324, 841986, 888763, 1103292, 1683972, 1777526, 2666289, 3555052, 5332578, 7998867, 10665156, 15997734, 31995468]

約数ペア:

[(1, 31995468), (2, 15997734), (3, 10665156), (4, 7998867), (6, 5332578), (9, 3555052), (12, 2666289), (18, 1777526), (19, 1683972), (29, 1103292), (36, 888763), (38, 841986), (57, 561324), (58, 551646), (76, 420993), (87, 367764), (114, 280662), (116, 275823), (171, 187108), (174, 183882), (228, 140331), (261, 122588), (342, 93554), (348, 91941), (522, 61294), (551, 58068), (684, 46777), (1044, 30647), (1102, 29034), (1613, 19836), (1653, 19356), (2204, 14517), (3226, 9918), (3306, 9678), (4839, 6612), (4959, 6452)]