123317019

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 218880000

約数和(自身を除く): 95562981

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 149, 151, 189, 203, 261, 447, 453, 609, 783, 1043, 1057, 1341, 1359, 1827, 3129, 3171, 4023, 4077, 4321, 4379, 5481, 9387, 9513, 12963, 13137, 22499, 28161, 28539, 30247, 30653, 38889, 39411, 67497, 90741, 91959, 116667, 118233, 157493, 202491, 272223, 275877, 472479, 607473, 652471, 816669, 827631, 1417437, 1957413, 4252311, 4567297, 5872239, 13701891, 17616717, 41105673, 123317019]

約数ペア:

[(1, 123317019), (3, 41105673), (7, 17616717), (9, 13701891), (21, 5872239), (27, 4567297), (29, 4252311), (63, 1957413), (87, 1417437), (149, 827631), (151, 816669), (189, 652471), (203, 607473), (261, 472479), (447, 275877), (453, 272223), (609, 202491), (783, 157493), (1043, 118233), (1057, 116667), (1341, 91959), (1359, 90741), (1827, 67497), (3129, 39411), (3171, 38889), (4023, 30653), (4077, 30247), (4321, 28539), (4379, 28161), (5481, 22499), (9387, 13137), (9513, 12963)]