12990488

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 29275200

約数和(自身を除く): 16284712

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1069, 1519, 1736, 2138, 3038, 4276, 6076, 7483, 8552, 12152, 14966, 29932, 33139, 52381, 59864, 66278, 104762, 132556, 209524, 231973, 265112, 419048, 463946, 927892, 1623811, 1855784, 3247622, 6495244, 12990488]

約数ペア:

[(1, 12990488), (2, 6495244), (4, 3247622), (7, 1855784), (8, 1623811), (14, 927892), (28, 463946), (31, 419048), (49, 265112), (56, 231973), (62, 209524), (98, 132556), (124, 104762), (196, 66278), (217, 59864), (248, 52381), (392, 33139), (434, 29932), (868, 14966), (1069, 12152), (1519, 8552), (1736, 7483), (2138, 6076), (3038, 4276)]