2158758075

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{293}}^1\times {\mathrm{509}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 3606956640

約数和(自身を除く): 1448198565

約数列:

[1, 3, 5, 15, 25, 75, 193, 293, 509, 579, 879, 965, 1465, 1527, 2545, 2895, 4395, 4825, 7325, 7635, 12725, 14475, 21975, 38175, 56549, 98237, 149137, 169647, 282745, 294711, 447411, 491185, 745685, 848235, 1413725, 1473555, 2237055, 2455925, 3728425, 4241175, 7367775, 11185275, 28783441, 86350323, 143917205, 431751615, 719586025, 2158758075]

約数ペア:

[(1, 2158758075), (3, 719586025), (5, 431751615), (15, 143917205), (25, 86350323), (75, 28783441), (193, 11185275), (293, 7367775), (509, 4241175), (579, 3728425), (879, 2455925), (965, 2237055), (1465, 1473555), (1527, 1413725), (2545, 848235), (2895, 745685), (4395, 491185), (4825, 447411), (7325, 294711), (7635, 282745), (12725, 169647), (14475, 149137), (21975, 98237), (38175, 56549)]