289552347

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 522685440

約数和(自身を除く): 233133093

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 227, 357, 397, 459, 681, 1071, 1191, 1589, 2043, 2779, 3213, 3573, 3859, 4767, 6129, 6749, 8337, 10719, 11577, 14301, 20247, 25011, 27013, 34731, 42903, 47243, 60741, 75033, 81039, 90119, 104193, 141729, 182223, 243117, 270357, 425187, 630833, 729351, 811071, 1275561, 1532023, 1892499, 2433213, 4596069, 5677497, 10724161, 13788207, 17032491, 32172483, 41364621, 96517449, 289552347]

約数ペア:

[(1, 289552347), (3, 96517449), (7, 41364621), (9, 32172483), (17, 17032491), (21, 13788207), (27, 10724161), (51, 5677497), (63, 4596069), (119, 2433213), (153, 1892499), (189, 1532023), (227, 1275561), (357, 811071), (397, 729351), (459, 630833), (681, 425187), (1071, 270357), (1191, 243117), (1589, 182223), (2043, 141729), (2779, 104193), (3213, 90119), (3573, 81039), (3859, 75033), (4767, 60741), (6129, 47243), (6749, 42903), (8337, 34731), (10719, 27013), (11577, 25011), (14301, 20247)]