39912957

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 70761600

約数和(自身を除く): 30848643

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 83, 119, 153, 249, 357, 449, 581, 747, 1071, 1347, 1411, 1743, 3143, 4041, 4233, 5229, 7633, 9429, 9877, 12699, 22899, 28287, 29631, 37267, 53431, 68697, 88893, 111801, 160293, 260869, 335403, 480879, 633539, 782607, 1900617, 2347821, 4434773, 5701851, 13304319, 39912957]

約数ペア:

[(1, 39912957), (3, 13304319), (7, 5701851), (9, 4434773), (17, 2347821), (21, 1900617), (51, 782607), (63, 633539), (83, 480879), (119, 335403), (153, 260869), (249, 160293), (357, 111801), (449, 88893), (581, 68697), (747, 53431), (1071, 37267), (1347, 29631), (1411, 28287), (1743, 22899), (3143, 12699), (4041, 9877), (4233, 9429), (5229, 7633)]