211773675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 373368960

約数和(自身を除く): 161595285

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 163, 255, 425, 489, 815, 1019, 1275, 2445, 2771, 3057, 4075, 5095, 8313, 12225, 13855, 15285, 17323, 25475, 41565, 51969, 69275, 76425, 86615, 166097, 207825, 259845, 433075, 498291, 830485, 1299225, 2491455, 2823649, 4152425, 8470947, 12457275, 14118245, 42354735, 70591225, 211773675]

約数ペア:

[(1, 211773675), (3, 70591225), (5, 42354735), (15, 14118245), (17, 12457275), (25, 8470947), (51, 4152425), (75, 2823649), (85, 2491455), (163, 1299225), (255, 830485), (425, 498291), (489, 433075), (815, 259845), (1019, 207825), (1275, 166097), (2445, 86615), (2771, 76425), (3057, 69275), (4075, 51969), (5095, 41565), (8313, 25475), (12225, 17323), (13855, 15285)]