31990302

素因数分解:

$2^1\times 3^4\times {\mathrm{181}}^1\times {\mathrm{1091}}^1$

素因数の和:1286

約数の個数: 40

約数和(自身を含む): 72144072

約数和(自身を除く): 40153770

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 181, 362, 543, 1086, 1091, 1629, 2182, 3258, 3273, 4887, 6546, 9774, 9819, 14661, 19638, 29322, 29457, 58914, 88371, 176742, 197471, 394942, 592413, 1184826, 1777239, 3554478, 5331717, 10663434, 15995151, 31990302]

約数ペア:

[(1, 31990302), (2, 15995151), (3, 10663434), (6, 5331717), (9, 3554478), (18, 1777239), (27, 1184826), (54, 592413), (81, 394942), (162, 197471), (181, 176742), (362, 88371), (543, 58914), (1086, 29457), (1091, 29322), (1629, 19638), (2182, 14661), (3258, 9819), (3273, 9774), (4887, 6546)]