27720755055

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{405541}}^1$

素因数の和:405597

約数の個数: 72

約数和(自身を含む): 57697271424

約数和(自身を除く): 29976516369

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1085, 1395, 1519, 1953, 2205, 3255, 4557, 7595, 9765, 13671, 22785, 68355, 405541, 1216623, 2027705, 2838787, 3649869, 6083115, 8516361, 12571771, 14193935, 18249345, 19871509, 25549083, 37715313, 42581805, 59614527, 62858855, 88002397, 99357545, 113145939, 127745415, 178843581, 188576565, 264007191, 298072635, 440011985, 565729695, 616016779, 792021573, 894217905, 1320035955, 1848050337, 3080083895, 3960107865, 5544151011, 9240251685, 27720755055]

約数ペア:

[(1, 27720755055), (3, 9240251685), (5, 5544151011), (7, 3960107865), (9, 3080083895), (15, 1848050337), (21, 1320035955), (31, 894217905), (35, 792021573), (45, 616016779), (49, 565729695), (63, 440011985), (93, 298072635), (105, 264007191), (147, 188576565), (155, 178843581), (217, 127745415), (245, 113145939), (279, 99357545), (315, 88002397), (441, 62858855), (465, 59614527), (651, 42581805), (735, 37715313), (1085, 25549083), (1395, 19871509), (1519, 18249345), (1953, 14193935), (2205, 12571771), (3255, 8516361), (4557, 6083115), (7595, 3649869), (9765, 2838787), (13671, 2027705), (22785, 1216623), (68355, 405541)]