66721806

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 80

約数和(自身を含む): 160736400

約数和(自身を除く): 94014594

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 53, 54, 57, 81, 106, 114, 159, 162, 171, 318, 342, 409, 477, 513, 818, 954, 1007, 1026, 1227, 1431, 1539, 2014, 2454, 2862, 3021, 3078, 3681, 4293, 6042, 7362, 7771, 8586, 9063, 11043, 15542, 18126, 21677, 22086, 23313, 27189, 33129, 43354, 46626, 54378, 65031, 66258, 69939, 81567, 130062, 139878, 163134, 195093, 209817, 390186, 411863, 419634, 585279, 629451, 823726, 1170558, 1235589, 1258902, 1755837, 2471178, 3511674, 3706767, 7413534, 11120301, 22240602, 33360903, 66721806]

約数ペア:

[(1, 66721806), (2, 33360903), (3, 22240602), (6, 11120301), (9, 7413534), (18, 3706767), (19, 3511674), (27, 2471178), (38, 1755837), (53, 1258902), (54, 1235589), (57, 1170558), (81, 823726), (106, 629451), (114, 585279), (159, 419634), (162, 411863), (171, 390186), (318, 209817), (342, 195093), (409, 163134), (477, 139878), (513, 130062), (818, 81567), (954, 69939), (1007, 66258), (1026, 65031), (1227, 54378), (1431, 46626), (1539, 43354), (2014, 33129), (2454, 27189), (2862, 23313), (3021, 22086), (3078, 21677), (3681, 18126), (4293, 15542), (6042, 11043), (7362, 9063), (7771, 8586)]