221007105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 432844776

約数和(自身を除く): 211837671

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 121, 165, 185, 333, 363, 407, 495, 555, 605, 1089, 1097, 1221, 1665, 1815, 2035, 3291, 3663, 4477, 5445, 5485, 6105, 9873, 12067, 13431, 16455, 18315, 22385, 36201, 40293, 40589, 49365, 60335, 67155, 108603, 121767, 132737, 181005, 201465, 202945, 365301, 398211, 446479, 543015, 608835, 663685, 1194633, 1339437, 1826505, 1991055, 2232395, 4018311, 4911269, 5973165, 6697185, 14733807, 20091555, 24556345, 44201421, 73669035, 221007105]

約数ペア:

[(1, 221007105), (3, 73669035), (5, 44201421), (9, 24556345), (11, 20091555), (15, 14733807), (33, 6697185), (37, 5973165), (45, 4911269), (55, 4018311), (99, 2232395), (111, 1991055), (121, 1826505), (165, 1339437), (185, 1194633), (333, 663685), (363, 608835), (407, 543015), (495, 446479), (555, 398211), (605, 365301), (1089, 202945), (1097, 201465), (1221, 181005), (1665, 132737), (1815, 121767), (2035, 108603), (3291, 67155), (3663, 60335), (4477, 49365), (5445, 40589), (5485, 40293), (6105, 36201), (9873, 22385), (12067, 18315), (13431, 16455)]