1888894755

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{29581}}^1$

素因数の和:29649

約数の個数: 64

約数和(自身を含む): 3748631040

約数和(自身を除く): 1859736285

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 99, 129, 135, 165, 215, 297, 387, 473, 495, 645, 1161, 1419, 1485, 1935, 2365, 4257, 5805, 7095, 12771, 21285, 29581, 63855, 88743, 147905, 266229, 325391, 443715, 798687, 976173, 1271983, 1331145, 1626955, 2928519, 3815949, 3993435, 4880865, 6359915, 8785557, 11447847, 13991813, 14642595, 19079745, 34343541, 41975439, 43927785, 57239235, 69959065, 125926317, 171717705, 209877195, 377778951, 629631585, 1888894755]

約数ペア:

[(1, 1888894755), (3, 629631585), (5, 377778951), (9, 209877195), (11, 171717705), (15, 125926317), (27, 69959065), (33, 57239235), (43, 43927785), (45, 41975439), (55, 34343541), (99, 19079745), (129, 14642595), (135, 13991813), (165, 11447847), (215, 8785557), (297, 6359915), (387, 4880865), (473, 3993435), (495, 3815949), (645, 2928519), (1161, 1626955), (1419, 1331145), (1485, 1271983), (1935, 976173), (2365, 798687), (4257, 443715), (5805, 325391), (7095, 266229), (12771, 147905), (21285, 88743), (29581, 63855)]