231931917

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21529}}^1$

素因数の和:21567

約数の個数: 40

約数和(自身を含む): 416820800

約数和(自身を除く): 184888883

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 21529, 64587, 150703, 193761, 409051, 452109, 581283, 1227153, 1356327, 1743849, 2863357, 3681459, 4068981, 8590071, 11044377, 12206943, 25770213, 33133131, 77310639, 231931917]

約数ペア:

[(1, 231931917), (3, 77310639), (7, 33133131), (9, 25770213), (19, 12206943), (21, 11044377), (27, 8590071), (57, 4068981), (63, 3681459), (81, 2863357), (133, 1743849), (171, 1356327), (189, 1227153), (399, 581283), (513, 452109), (567, 409051), (1197, 193761), (1539, 150703), (3591, 64587), (10773, 21529)]