153862893

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 256763520

約数和(自身を除く): 102900627

約数列:

[1, 3, 9, 19, 23, 29, 57, 69, 71, 87, 171, 207, 213, 261, 361, 437, 551, 639, 667, 1083, 1311, 1349, 1633, 1653, 2001, 2059, 3249, 3933, 4047, 4899, 4959, 6003, 6177, 8303, 10469, 12141, 12673, 14697, 18531, 24909, 25631, 31027, 31407, 38019, 39121, 47357, 74727, 76893, 93081, 94221, 114057, 117363, 142071, 230679, 240787, 279243, 352089, 426213, 589513, 722361, 743299, 899783, 1768539, 2167083, 2229897, 2699349, 5305617, 6689691, 8098047, 17095877, 51287631, 153862893]

約数ペア:

[(1, 153862893), (3, 51287631), (9, 17095877), (19, 8098047), (23, 6689691), (29, 5305617), (57, 2699349), (69, 2229897), (71, 2167083), (87, 1768539), (171, 899783), (207, 743299), (213, 722361), (261, 589513), (361, 426213), (437, 352089), (551, 279243), (639, 240787), (667, 230679), (1083, 142071), (1311, 117363), (1349, 114057), (1633, 94221), (1653, 93081), (2001, 76893), (2059, 74727), (3249, 47357), (3933, 39121), (4047, 38019), (4899, 31407), (4959, 31027), (6003, 25631), (6177, 24909), (8303, 18531), (10469, 14697), (12141, 12673)]