215855728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{39563}}^1$

素因数の和:39613

約数の個数: 40

約数和(自身を含む): 470969856

約数和(自身を除く): 255114128

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 39563, 79126, 158252, 316504, 435193, 633008, 870386, 1226453, 1740772, 2452906, 3481544, 4905812, 6963088, 9811624, 13490983, 19623248, 26981966, 53963932, 107927864, 215855728]

約数ペア:

[(1, 215855728), (2, 107927864), (4, 53963932), (8, 26981966), (11, 19623248), (16, 13490983), (22, 9811624), (31, 6963088), (44, 4905812), (62, 3481544), (88, 2452906), (124, 1740772), (176, 1226453), (248, 870386), (341, 633008), (496, 435193), (682, 316504), (1364, 158252), (2728, 79126), (5456, 39563)]