201879777

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 325721088

約数和(自身を除く): 123841311

約数列:

[1, 3, 11, 17, 33, 41, 51, 67, 123, 131, 187, 201, 393, 451, 561, 697, 737, 1139, 1353, 1441, 2091, 2211, 2227, 2747, 3417, 4323, 5371, 6681, 7667, 8241, 8777, 12529, 16113, 23001, 24497, 26331, 30217, 37587, 46699, 59081, 73491, 90651, 91307, 96547, 140097, 149209, 177243, 273921, 289641, 359857, 447627, 513689, 1004377, 1079571, 1541067, 1641299, 3013131, 3958427, 4923897, 6117569, 11875281, 18352707, 67293259, 201879777]

約数ペア:

[(1, 201879777), (3, 67293259), (11, 18352707), (17, 11875281), (33, 6117569), (41, 4923897), (51, 3958427), (67, 3013131), (123, 1641299), (131, 1541067), (187, 1079571), (201, 1004377), (393, 513689), (451, 447627), (561, 359857), (697, 289641), (737, 273921), (1139, 177243), (1353, 149209), (1441, 140097), (2091, 96547), (2211, 91307), (2227, 90651), (2747, 73491), (3417, 59081), (4323, 46699), (5371, 37587), (6681, 30217), (7667, 26331), (8241, 24497), (8777, 23001), (12529, 16113)]