266860458

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 624542724

約数和(自身を除く): 357682266

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 71, 102, 142, 153, 173, 213, 306, 346, 426, 519, 639, 1038, 1207, 1278, 1557, 2414, 2941, 3114, 3621, 5041, 5882, 7242, 8823, 10082, 10863, 12283, 15123, 17646, 21726, 24566, 26469, 30246, 36849, 45369, 52938, 73698, 85697, 90738, 110547, 171394, 208811, 221094, 257091, 417622, 514182, 626433, 771273, 872093, 1252866, 1542546, 1744186, 1879299, 2616279, 3758598, 5232558, 7848837, 14825581, 15697674, 29651162, 44476743, 88953486, 133430229, 266860458]

約数ペア:

[(1, 266860458), (2, 133430229), (3, 88953486), (6, 44476743), (9, 29651162), (17, 15697674), (18, 14825581), (34, 7848837), (51, 5232558), (71, 3758598), (102, 2616279), (142, 1879299), (153, 1744186), (173, 1542546), (213, 1252866), (306, 872093), (346, 771273), (426, 626433), (519, 514182), (639, 417622), (1038, 257091), (1207, 221094), (1278, 208811), (1557, 171394), (2414, 110547), (2941, 90738), (3114, 85697), (3621, 73698), (5041, 52938), (5882, 45369), (7242, 36849), (8823, 30246), (10082, 26469), (10863, 24566), (12283, 21726), (15123, 17646)]