1897677649

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{12527}}^1$

素因数の和:12637

約数の個数: 32

約数和(自身を含む): 2453483520

約数和(自身を除く): 555805871

約数列:

[1, 7, 17, 19, 67, 119, 133, 323, 469, 1139, 1273, 2261, 7973, 8911, 12527, 21641, 87689, 151487, 212959, 238013, 839309, 1490713, 1666091, 4046221, 5875163, 14268253, 15946871, 28323547, 99877771, 111628097, 271096807, 1897677649]

約数ペア:

[(1, 1897677649), (7, 271096807), (17, 111628097), (19, 99877771), (67, 28323547), (119, 15946871), (133, 14268253), (323, 5875163), (469, 4046221), (1139, 1666091), (1273, 1490713), (2261, 839309), (7973, 238013), (8911, 212959), (12527, 151487), (21641, 87689)]