1213108988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107507}}^1$

素因数の和:107562

約数の個数: 48

約数和(自身を含む): 2697160704

約数和(自身を除く): 1484051716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 107507, 215014, 430028, 752549, 1397591, 1505098, 2795182, 3010196, 3332717, 5590364, 6665434, 9783137, 13330868, 19566274, 23329019, 39132548, 43325321, 46658038, 86650642, 93316076, 173301284, 303277247, 606554494, 1213108988]

約数ペア:

[(1, 1213108988), (2, 606554494), (4, 303277247), (7, 173301284), (13, 93316076), (14, 86650642), (26, 46658038), (28, 43325321), (31, 39132548), (52, 23329019), (62, 19566274), (91, 13330868), (124, 9783137), (182, 6665434), (217, 5590364), (364, 3332717), (403, 3010196), (434, 2795182), (806, 1505098), (868, 1397591), (1612, 752549), (2821, 430028), (5642, 215014), (11284, 107507)]