2123145215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{13553}}^1$

素因数の和:13691

約数の個数: 32

約数和(自身を含む): 2869110720

約数和(自身を除く): 745965505

約数列:

[1, 5, 17, 19, 85, 95, 97, 323, 485, 1615, 1649, 1843, 8245, 9215, 13553, 31331, 67765, 156655, 230401, 257507, 1152005, 1287535, 1314641, 4377619, 6573205, 21888095, 22348897, 24978179, 111744485, 124890895, 424629043, 2123145215]

約数ペア:

[(1, 2123145215), (5, 424629043), (17, 124890895), (19, 111744485), (85, 24978179), (95, 22348897), (97, 21888095), (323, 6573205), (485, 4377619), (1615, 1314641), (1649, 1287535), (1843, 1152005), (8245, 257507), (9215, 230401), (13553, 156655), (31331, 67765)]