131738495

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 191040000

約数和(自身を除く): 59301505

約数列:

[1, 5, 7, 19, 35, 95, 133, 397, 499, 665, 1985, 2495, 2779, 3493, 7543, 9481, 13895, 17465, 37715, 47405, 52801, 66367, 198103, 264005, 331835, 990515, 1386721, 3763957, 6933605, 18819785, 26347699, 131738495]

約数ペア:

[(1, 131738495), (5, 26347699), (7, 18819785), (19, 6933605), (35, 3763957), (95, 1386721), (133, 990515), (397, 331835), (499, 264005), (665, 198103), (1985, 66367), (2495, 52801), (2779, 47405), (3493, 37715), (7543, 17465), (9481, 13895)]