156980313

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{827}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 272802816

約数和(自身を除く): 115822503

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 131, 161, 207, 393, 483, 827, 917, 1179, 1449, 2481, 2751, 3013, 5789, 7443, 8253, 9039, 17367, 19021, 21091, 27117, 52101, 57063, 63273, 108337, 133147, 171189, 189819, 325011, 399441, 758359, 975033, 1198323, 2275077, 2491751, 6825231, 7475253, 17442257, 22425759, 52326771, 156980313]

約数ペア:

[(1, 156980313), (3, 52326771), (7, 22425759), (9, 17442257), (21, 7475253), (23, 6825231), (63, 2491751), (69, 2275077), (131, 1198323), (161, 975033), (207, 758359), (393, 399441), (483, 325011), (827, 189819), (917, 171189), (1179, 133147), (1449, 108337), (2481, 63273), (2751, 57063), (3013, 52101), (5789, 27117), (7443, 21091), (8253, 19021), (9039, 17367)]