31639329

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 64

約数和(自身を含む): 53844480

約数和(自身を除く): 22205151

約数列:

[1, 3, 9, 17, 23, 27, 37, 51, 69, 81, 111, 153, 207, 243, 333, 391, 459, 621, 629, 729, 851, 999, 1173, 1377, 1863, 1887, 2187, 2553, 2997, 3519, 4131, 5589, 5661, 7659, 8991, 10557, 12393, 14467, 16767, 16983, 22977, 26973, 31671, 37179, 43401, 50301, 50949, 68931, 80919, 95013, 130203, 152847, 206793, 285039, 390609, 458541, 620379, 855117, 1171827, 1375623, 1861137, 3515481, 10546443, 31639329]

約数ペア:

[(1, 31639329), (3, 10546443), (9, 3515481), (17, 1861137), (23, 1375623), (27, 1171827), (37, 855117), (51, 620379), (69, 458541), (81, 390609), (111, 285039), (153, 206793), (207, 152847), (243, 130203), (333, 95013), (391, 80919), (459, 68931), (621, 50949), (629, 50301), (729, 43401), (851, 37179), (999, 31671), (1173, 26973), (1377, 22977), (1863, 16983), (1887, 16767), (2187, 14467), (2553, 12393), (2997, 10557), (3519, 8991), (4131, 7659), (5589, 5661)]