159090897

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 259536960

約数和(自身を除く): 100446063

約数列:

[1, 3, 7, 21, 29, 49, 67, 87, 147, 201, 203, 469, 557, 609, 1407, 1421, 1671, 1943, 3283, 3899, 4263, 5829, 9849, 11697, 13601, 16153, 27293, 37319, 40803, 48459, 81879, 95207, 111957, 113071, 261233, 285621, 339213, 783699, 791497, 1082251, 1828631, 2374491, 3246753, 5485893, 7575757, 22727271, 53030299, 159090897]

約数ペア:

[(1, 159090897), (3, 53030299), (7, 22727271), (21, 7575757), (29, 5485893), (49, 3246753), (67, 2374491), (87, 1828631), (147, 1082251), (201, 791497), (203, 783699), (469, 339213), (557, 285621), (609, 261233), (1407, 113071), (1421, 111957), (1671, 95207), (1943, 81879), (3283, 48459), (3899, 40803), (4263, 37319), (5829, 27293), (9849, 16153), (11697, 13601)]