648425484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{9157}}^1$

素因数の和:9455

約数の個数: 72

約数和(自身を含む): 1880100768

約数和(自身を除く): 1231675284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 281, 562, 843, 1124, 1686, 1967, 2529, 3372, 3934, 5058, 5901, 7868, 9157, 10116, 11802, 17703, 18314, 23604, 27471, 35406, 36628, 54942, 64099, 70812, 82413, 109884, 128198, 164826, 192297, 256396, 329652, 384594, 576891, 769188, 1153782, 2307564, 2573117, 5146234, 7719351, 10292468, 15438702, 18011819, 23158053, 30877404, 36023638, 46316106, 54035457, 72047276, 92632212, 108070914, 162106371, 216141828, 324212742, 648425484]

約数ペア:

[(1, 648425484), (2, 324212742), (3, 216141828), (4, 162106371), (6, 108070914), (7, 92632212), (9, 72047276), (12, 54035457), (14, 46316106), (18, 36023638), (21, 30877404), (28, 23158053), (36, 18011819), (42, 15438702), (63, 10292468), (84, 7719351), (126, 5146234), (252, 2573117), (281, 2307564), (562, 1153782), (843, 769188), (1124, 576891), (1686, 384594), (1967, 329652), (2529, 256396), (3372, 192297), (3934, 164826), (5058, 128198), (5901, 109884), (7868, 82413), (9157, 70812), (10116, 64099), (11802, 54942), (17703, 36628), (18314, 35406), (23604, 27471)]