259743276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7817}}^1$

素因数の和:7911

約数の個数: 72

約数和(自身を含む): 717129504

約数和(自身を除く): 457386228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5538, 7817, 8307, 11076, 15634, 16614, 23451, 31268, 33228, 46902, 70353, 93804, 101621, 140706, 203242, 281412, 304863, 406484, 555007, 609726, 914589, 1110014, 1219452, 1665021, 1829178, 2220028, 3330042, 3658356, 4995063, 6660084, 7215091, 9990126, 14430182, 19980252, 21645273, 28860364, 43290546, 64935819, 86581092, 129871638, 259743276]

約数ペア:

[(1, 259743276), (2, 129871638), (3, 86581092), (4, 64935819), (6, 43290546), (9, 28860364), (12, 21645273), (13, 19980252), (18, 14430182), (26, 9990126), (36, 7215091), (39, 6660084), (52, 4995063), (71, 3658356), (78, 3330042), (117, 2220028), (142, 1829178), (156, 1665021), (213, 1219452), (234, 1110014), (284, 914589), (426, 609726), (468, 555007), (639, 406484), (852, 304863), (923, 281412), (1278, 203242), (1846, 140706), (2556, 101621), (2769, 93804), (3692, 70353), (5538, 46902), (7817, 33228), (8307, 31268), (11076, 23451), (15634, 16614)]