2764251

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5054400

約数和(自身を除く): 2290149

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 89, 119, 153, 203, 261, 267, 357, 493, 609, 623, 801, 1071, 1479, 1513, 1827, 1869, 2581, 3451, 4437, 4539, 5607, 7743, 10353, 10591, 13617, 18067, 23229, 31059, 31773, 43877, 54201, 95319, 131631, 162603, 307139, 394893, 921417, 2764251]

約数ペア:

[(1, 2764251), (3, 921417), (7, 394893), (9, 307139), (17, 162603), (21, 131631), (29, 95319), (51, 54201), (63, 43877), (87, 31773), (89, 31059), (119, 23229), (153, 18067), (203, 13617), (261, 10591), (267, 10353), (357, 7743), (493, 5607), (609, 4539), (623, 4437), (801, 3451), (1071, 2581), (1479, 1869), (1513, 1827)]