31231098

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1803

約数の個数: 48

約数和(自身を含む): 72614880

約数和(自身を除く): 41383782

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 318, 342, 477, 954, 1007, 1723, 2014, 3021, 3446, 5169, 6042, 9063, 10338, 15507, 18126, 31014, 32737, 65474, 91319, 98211, 182638, 196422, 273957, 294633, 547914, 589266, 821871, 1643742, 1735061, 3470122, 5205183, 10410366, 15615549, 31231098]

約数ペア:

[(1, 31231098), (2, 15615549), (3, 10410366), (6, 5205183), (9, 3470122), (18, 1735061), (19, 1643742), (38, 821871), (53, 589266), (57, 547914), (106, 294633), (114, 273957), (159, 196422), (171, 182638), (318, 98211), (342, 91319), (477, 65474), (954, 32737), (1007, 31014), (1723, 18126), (2014, 15507), (3021, 10338), (3446, 9063), (5169, 6042)]