16145885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 23887872

約数和(自身を除く): 7741987

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 647, 713, 805, 1085, 3235, 3565, 4529, 4991, 14881, 20057, 22645, 24955, 74405, 100285, 104167, 140399, 461311, 520835, 701995, 2306555, 3229177, 16145885]

約数ペア:

[(1, 16145885), (5, 3229177), (7, 2306555), (23, 701995), (31, 520835), (35, 461311), (115, 140399), (155, 104167), (161, 100285), (217, 74405), (647, 24955), (713, 22645), (805, 20057), (1085, 14881), (3235, 4991), (3565, 4529)]