215433736

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{25819}}^1$

素因数の和:25981

約数の個数: 32

約数和(自身を含む): 464760000

約数和(自身を除く): 249326264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 25819, 51638, 103276, 180733, 206552, 361466, 722932, 1445864, 3847031, 7694062, 15388124, 26929217, 30776248, 53858434, 107716868, 215433736]

約数ペア:

[(1, 215433736), (2, 107716868), (4, 53858434), (7, 30776248), (8, 26929217), (14, 15388124), (28, 7694062), (56, 3847031), (149, 1445864), (298, 722932), (596, 361466), (1043, 206552), (1192, 180733), (2086, 103276), (4172, 51638), (8344, 25819)]