25360587

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 45280800

約数和(自身を除く): 19920213

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 661, 783, 1323, 1421, 1827, 1983, 4263, 4627, 5481, 5949, 12789, 13881, 17847, 19169, 32389, 38367, 41643, 57507, 97167, 124929, 134183, 172521, 291501, 402549, 517563, 874503, 939281, 1207647, 2817843, 3622941, 8453529, 25360587]

約数ペア:

[(1, 25360587), (3, 8453529), (7, 3622941), (9, 2817843), (21, 1207647), (27, 939281), (29, 874503), (49, 517563), (63, 402549), (87, 291501), (147, 172521), (189, 134183), (203, 124929), (261, 97167), (441, 57507), (609, 41643), (661, 38367), (783, 32389), (1323, 19169), (1421, 17847), (1827, 13881), (1983, 12789), (4263, 5949), (4627, 5481)]