820459638

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{1069}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 1862827200

約数和(自身を除く): 1042367562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 233, 366, 466, 549, 699, 1069, 1098, 1398, 1647, 2097, 2138, 3207, 3294, 4194, 6291, 6414, 9621, 12582, 14213, 19242, 28426, 28863, 42639, 57726, 65209, 85278, 127917, 130418, 195627, 249077, 255834, 383751, 391254, 498154, 586881, 747231, 767502, 1173762, 1494462, 1760643, 2241693, 3521286, 4483386, 6725079, 13450158, 15193697, 30387394, 45581091, 91162182, 136743273, 273486546, 410229819, 820459638]

約数ペア:

[(1, 820459638), (2, 410229819), (3, 273486546), (6, 136743273), (9, 91162182), (18, 45581091), (27, 30387394), (54, 15193697), (61, 13450158), (122, 6725079), (183, 4483386), (233, 3521286), (366, 2241693), (466, 1760643), (549, 1494462), (699, 1173762), (1069, 767502), (1098, 747231), (1398, 586881), (1647, 498154), (2097, 391254), (2138, 383751), (3207, 255834), (3294, 249077), (4194, 195627), (6291, 130418), (6414, 127917), (9621, 85278), (12582, 65209), (14213, 57726), (19242, 42639), (28426, 28863)]