199315864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73063}}^1$

素因数の和:73111

約数の個数: 32

約数和(自身を含む): 420848640

約数和(自身を除く): 221532776

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 73063, 146126, 292252, 584504, 803693, 1607386, 2264953, 3214772, 4529906, 6429544, 9059812, 18119624, 24914483, 49828966, 99657932, 199315864]

約数ペア:

[(1, 199315864), (2, 99657932), (4, 49828966), (8, 24914483), (11, 18119624), (22, 9059812), (31, 6429544), (44, 4529906), (62, 3214772), (88, 2264953), (124, 1607386), (248, 803693), (341, 584504), (682, 292252), (1364, 146126), (2728, 73063)]