253290429

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2607

約数の個数: 64

約数和(自身を含む): 468910080

約数和(自身を除く): 215619651

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 51, 63, 93, 119, 153, 189, 217, 279, 357, 459, 527, 651, 837, 1071, 1581, 1953, 2543, 3213, 3689, 4743, 5859, 7629, 11067, 14229, 17801, 22887, 33201, 43231, 53403, 68661, 78833, 99603, 129693, 160209, 236499, 302617, 389079, 480627, 551831, 709497, 907851, 1167237, 1340161, 1655493, 2128491, 2723553, 4020483, 4966479, 8170659, 9381127, 12061449, 14899437, 28143381, 36184347, 84430143, 253290429]

約数ペア:

[(1, 253290429), (3, 84430143), (7, 36184347), (9, 28143381), (17, 14899437), (21, 12061449), (27, 9381127), (31, 8170659), (51, 4966479), (63, 4020483), (93, 2723553), (119, 2128491), (153, 1655493), (189, 1340161), (217, 1167237), (279, 907851), (357, 709497), (459, 551831), (527, 480627), (651, 389079), (837, 302617), (1071, 236499), (1581, 160209), (1953, 129693), (2543, 99603), (3213, 78833), (3689, 68661), (4743, 53403), (5859, 43231), (7629, 33201), (11067, 22887), (14229, 17801)]