1279281105

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^2\times {\mathrm{97}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 2326971192

約数和(自身を除く): 1047690087

約数列:

[1, 3, 5, 9, 15, 37, 45, 89, 97, 111, 185, 267, 291, 333, 445, 485, 555, 801, 873, 1335, 1455, 1665, 3293, 3589, 4005, 4365, 7921, 8633, 9879, 10767, 16465, 17945, 23763, 25899, 29637, 32301, 39605, 43165, 49395, 53835, 71289, 77697, 118815, 129495, 148185, 161505, 293077, 319421, 356445, 388485, 768337, 879231, 958263, 1465385, 1597105, 2305011, 2637693, 2874789, 3841685, 4396155, 4791315, 6915033, 11525055, 13188465, 14373945, 28428469, 34575165, 85285407, 142142345, 255856221, 426427035, 1279281105]

約数ペア:

[(1, 1279281105), (3, 426427035), (5, 255856221), (9, 142142345), (15, 85285407), (37, 34575165), (45, 28428469), (89, 14373945), (97, 13188465), (111, 11525055), (185, 6915033), (267, 4791315), (291, 4396155), (333, 3841685), (445, 2874789), (485, 2637693), (555, 2305011), (801, 1597105), (873, 1465385), (1335, 958263), (1455, 879231), (1665, 768337), (3293, 388485), (3589, 356445), (4005, 319421), (4365, 293077), (7921, 161505), (8633, 148185), (9879, 129495), (10767, 118815), (16465, 77697), (17945, 71289), (23763, 53835), (25899, 49395), (29637, 43165), (32301, 39605)]