16649985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 31518720

約数和(自身を除く): 14868735

約数列:

[1, 3, 5, 11, 15, 19, 33, 47, 55, 57, 95, 113, 141, 165, 209, 235, 285, 339, 517, 565, 627, 705, 893, 1045, 1243, 1551, 1695, 2147, 2585, 2679, 3135, 3729, 4465, 5311, 6215, 6441, 7755, 9823, 10735, 13395, 15933, 18645, 23617, 26555, 29469, 32205, 49115, 58421, 70851, 79665, 100909, 118085, 147345, 175263, 292105, 302727, 354255, 504545, 876315, 1109999, 1513635, 3329997, 5549995, 16649985]

約数ペア:

[(1, 16649985), (3, 5549995), (5, 3329997), (11, 1513635), (15, 1109999), (19, 876315), (33, 504545), (47, 354255), (55, 302727), (57, 292105), (95, 175263), (113, 147345), (141, 118085), (165, 100909), (209, 79665), (235, 70851), (285, 58421), (339, 49115), (517, 32205), (565, 29469), (627, 26555), (705, 23617), (893, 18645), (1045, 15933), (1243, 13395), (1551, 10735), (1695, 9823), (2147, 7755), (2585, 6441), (2679, 6215), (3135, 5311), (3729, 4465)]