131928972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2631

約数の個数: 72

約数和(自身を含む): 362260080

約数和(自身を除く): 230331108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 89, 98, 147, 178, 196, 267, 294, 356, 534, 588, 623, 1068, 1246, 1869, 2492, 2521, 3738, 4361, 5042, 7476, 7563, 8722, 10084, 13083, 15126, 17444, 17647, 26166, 30252, 35294, 52332, 52941, 70588, 105882, 123529, 211764, 224369, 247058, 370587, 448738, 494116, 673107, 741174, 897476, 1346214, 1482348, 1570583, 2692428, 3141166, 4711749, 6282332, 9423498, 10994081, 18846996, 21988162, 32982243, 43976324, 65964486, 131928972]

約数ペア:

[(1, 131928972), (2, 65964486), (3, 43976324), (4, 32982243), (6, 21988162), (7, 18846996), (12, 10994081), (14, 9423498), (21, 6282332), (28, 4711749), (42, 3141166), (49, 2692428), (84, 1570583), (89, 1482348), (98, 1346214), (147, 897476), (178, 741174), (196, 673107), (267, 494116), (294, 448738), (356, 370587), (534, 247058), (588, 224369), (623, 211764), (1068, 123529), (1246, 105882), (1869, 70588), (2492, 52941), (2521, 52332), (3738, 35294), (4361, 30252), (5042, 26166), (7476, 17647), (7563, 17444), (8722, 15126), (10084, 13083)]