155382448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43943}}^1$

素因数の和:43981

約数の個数: 40

約数和(自身を含む): 343290528

約数和(自身を除く): 187908080

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 43943, 87886, 175772, 351544, 571259, 703088, 747031, 1142518, 1494062, 2285036, 2988124, 4570072, 5976248, 9140144, 9711403, 11952496, 19422806, 38845612, 77691224, 155382448]

約数ペア:

[(1, 155382448), (2, 77691224), (4, 38845612), (8, 19422806), (13, 11952496), (16, 9711403), (17, 9140144), (26, 5976248), (34, 4570072), (52, 2988124), (68, 2285036), (104, 1494062), (136, 1142518), (208, 747031), (221, 703088), (272, 571259), (442, 351544), (884, 175772), (1768, 87886), (3536, 43943)]