289342844

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 606735360

約数和(自身を除く): 317392516

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 131, 191, 196, 236, 262, 382, 413, 524, 764, 826, 917, 1337, 1652, 1834, 2674, 2891, 3668, 5348, 5782, 6419, 7729, 9359, 11269, 11564, 12838, 15458, 18718, 22538, 25021, 25676, 30916, 37436, 45076, 50042, 54103, 78883, 100084, 108206, 157766, 175147, 216412, 315532, 350294, 378721, 552181, 700588, 757442, 1104362, 1226029, 1476239, 1514884, 2208724, 2452058, 2952478, 4904116, 5904956, 10333673, 20667346, 41334692, 72335711, 144671422, 289342844]

約数ペア:

[(1, 289342844), (2, 144671422), (4, 72335711), (7, 41334692), (14, 20667346), (28, 10333673), (49, 5904956), (59, 4904116), (98, 2952478), (118, 2452058), (131, 2208724), (191, 1514884), (196, 1476239), (236, 1226029), (262, 1104362), (382, 757442), (413, 700588), (524, 552181), (764, 378721), (826, 350294), (917, 315532), (1337, 216412), (1652, 175147), (1834, 157766), (2674, 108206), (2891, 100084), (3668, 78883), (5348, 54103), (5782, 50042), (6419, 45076), (7729, 37436), (9359, 30916), (11269, 25676), (11564, 25021), (12838, 22538), (15458, 18718)]