2178005589

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1447}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 3343142400

約数和(自身を除く): 1165136811

約数列:

[1, 3, 9, 29, 73, 79, 87, 219, 237, 261, 657, 711, 1447, 2117, 2291, 4341, 5767, 6351, 6873, 13023, 17301, 19053, 20619, 41963, 51903, 105631, 114313, 125889, 167243, 316893, 342939, 377667, 501729, 950679, 1028817, 1505187, 3063299, 3315077, 8344849, 9189897, 9945231, 25034547, 27569691, 29835693, 75103641, 242000621, 726001863, 2178005589]

約数ペア:

[(1, 2178005589), (3, 726001863), (9, 242000621), (29, 75103641), (73, 29835693), (79, 27569691), (87, 25034547), (219, 9945231), (237, 9189897), (261, 8344849), (657, 3315077), (711, 3063299), (1447, 1505187), (2117, 1028817), (2291, 950679), (4341, 501729), (5767, 377667), (6351, 342939), (6873, 316893), (13023, 167243), (17301, 125889), (19053, 114313), (20619, 105631), (41963, 51903)]