487181812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13327}}^1$

素因数の和:13400

約数の個数: 48

約数和(自身を含む): 992669440

約数和(自身を除く): 505487628

約数列:

[1, 2, 4, 13, 19, 26, 37, 38, 52, 74, 76, 148, 247, 481, 494, 703, 962, 988, 1406, 1924, 2812, 9139, 13327, 18278, 26654, 36556, 53308, 173251, 253213, 346502, 493099, 506426, 693004, 986198, 1012852, 1972396, 3291769, 6410287, 6583538, 9368881, 12820574, 13167076, 18737762, 25641148, 37475524, 121795453, 243590906, 487181812]

約数ペア:

[(1, 487181812), (2, 243590906), (4, 121795453), (13, 37475524), (19, 25641148), (26, 18737762), (37, 13167076), (38, 12820574), (52, 9368881), (74, 6583538), (76, 6410287), (148, 3291769), (247, 1972396), (481, 1012852), (494, 986198), (703, 693004), (962, 506426), (988, 493099), (1406, 346502), (1924, 253213), (2812, 173251), (9139, 53308), (13327, 36556), (18278, 26654)]