2891343

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 2279697

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 89, 91, 119, 147, 221, 267, 273, 357, 623, 637, 663, 833, 1157, 1513, 1547, 1869, 1911, 2499, 3471, 4361, 4539, 4641, 8099, 10591, 10829, 13083, 19669, 24297, 31773, 32487, 56693, 59007, 74137, 137683, 170079, 222411, 413049, 963781, 2891343]

約数ペア:

[(1, 2891343), (3, 963781), (7, 413049), (13, 222411), (17, 170079), (21, 137683), (39, 74137), (49, 59007), (51, 56693), (89, 32487), (91, 31773), (119, 24297), (147, 19669), (221, 13083), (267, 10829), (273, 10591), (357, 8099), (623, 4641), (637, 4539), (663, 4361), (833, 3471), (1157, 2499), (1513, 1911), (1547, 1869)]