15662391903

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{487}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 24953212416

約数和(自身を除く): 9290820513

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 183, 207, 283, 487, 549, 621, 849, 1403, 1461, 1647, 1863, 2547, 4209, 4383, 4941, 6509, 7641, 11201, 12627, 13149, 17263, 19527, 22923, 29707, 33603, 37881, 39447, 51789, 58581, 89121, 100809, 113643, 137821, 155367, 175743, 267363, 302427, 397049, 413463, 466101, 527229, 683261, 802089, 907281, 1191147, 1240389, 1398303, 2049783, 2406267, 3169883, 3573441, 3721167, 6149349, 8407081, 9509649, 10720323, 11163501, 18448047, 25221243, 28528947, 32160969, 55344141, 75663729, 85586841, 193362863, 226991187, 256760523, 580088589, 680973561, 1740265767, 5220797301, 15662391903]

約数ペア:

[(1, 15662391903), (3, 5220797301), (9, 1740265767), (23, 680973561), (27, 580088589), (61, 256760523), (69, 226991187), (81, 193362863), (183, 85586841), (207, 75663729), (283, 55344141), (487, 32160969), (549, 28528947), (621, 25221243), (849, 18448047), (1403, 11163501), (1461, 10720323), (1647, 9509649), (1863, 8407081), (2547, 6149349), (4209, 3721167), (4383, 3573441), (4941, 3169883), (6509, 2406267), (7641, 2049783), (11201, 1398303), (12627, 1240389), (13149, 1191147), (17263, 907281), (19527, 802089), (22923, 683261), (29707, 527229), (33603, 466101), (37881, 413463), (39447, 397049), (51789, 302427), (58581, 267363), (89121, 175743), (100809, 155367), (113643, 137821)]