330751323

素因数分解:

$3^3\times 7^2\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 587487600

約数和(自身を除く): 256736277

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 89, 147, 159, 189, 267, 371, 441, 477, 623, 801, 1113, 1323, 1431, 1869, 2403, 2597, 2809, 3339, 4361, 4717, 5607, 7791, 8427, 10017, 13083, 14151, 16821, 19663, 23373, 25281, 33019, 39249, 42453, 58989, 70119, 75843, 99057, 117747, 127359, 137641, 176967, 231133, 250001, 297171, 412923, 530901, 693399, 750003, 891513, 1238769, 1750007, 2080197, 2250009, 3716307, 5250021, 6240591, 6750027, 12250049, 15750063, 36750147, 47250189, 110250441, 330751323]

約数ペア:

[(1, 330751323), (3, 110250441), (7, 47250189), (9, 36750147), (21, 15750063), (27, 12250049), (49, 6750027), (53, 6240591), (63, 5250021), (89, 3716307), (147, 2250009), (159, 2080197), (189, 1750007), (267, 1238769), (371, 891513), (441, 750003), (477, 693399), (623, 530901), (801, 412923), (1113, 297171), (1323, 250001), (1431, 231133), (1869, 176967), (2403, 137641), (2597, 127359), (2809, 117747), (3339, 99057), (4361, 75843), (4717, 70119), (5607, 58989), (7791, 42453), (8427, 39249), (10017, 33019), (13083, 25281), (14151, 23373), (16821, 19663)]