31451838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 40398402

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 59, 66, 82, 118, 123, 177, 197, 246, 354, 394, 451, 591, 649, 902, 1182, 1298, 1353, 1947, 2167, 2419, 2706, 3894, 4334, 4838, 6501, 7257, 8077, 11623, 13002, 14514, 16154, 23246, 24231, 26609, 34869, 48462, 53218, 69738, 79827, 88847, 127853, 159654, 177694, 255706, 266541, 383559, 476543, 533082, 767118, 953086, 1429629, 2859258, 5241973, 10483946, 15725919, 31451838]

約数ペア:

[(1, 31451838), (2, 15725919), (3, 10483946), (6, 5241973), (11, 2859258), (22, 1429629), (33, 953086), (41, 767118), (59, 533082), (66, 476543), (82, 383559), (118, 266541), (123, 255706), (177, 177694), (197, 159654), (246, 127853), (354, 88847), (394, 79827), (451, 69738), (591, 53218), (649, 48462), (902, 34869), (1182, 26609), (1298, 24231), (1353, 23246), (1947, 16154), (2167, 14514), (2419, 13002), (2706, 11623), (3894, 8077), (4334, 7257), (4838, 6501)]