155905638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:929

約数の個数: 64

約数和(自身を含む): 373911552

約数和(自身を除く): 218005914

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 251, 322, 483, 502, 643, 753, 966, 1286, 1506, 1757, 1929, 3514, 3858, 4501, 5271, 5773, 9002, 10542, 11546, 13503, 14789, 17319, 27006, 29578, 34638, 40411, 44367, 80822, 88734, 103523, 121233, 161393, 207046, 242466, 310569, 322786, 484179, 621138, 968358, 1129751, 2259502, 3389253, 3712039, 6778506, 7424078, 11136117, 22272234, 25984273, 51968546, 77952819, 155905638]

約数ペア:

[(1, 155905638), (2, 77952819), (3, 51968546), (6, 25984273), (7, 22272234), (14, 11136117), (21, 7424078), (23, 6778506), (42, 3712039), (46, 3389253), (69, 2259502), (138, 1129751), (161, 968358), (251, 621138), (322, 484179), (483, 322786), (502, 310569), (643, 242466), (753, 207046), (966, 161393), (1286, 121233), (1506, 103523), (1757, 88734), (1929, 80822), (3514, 44367), (3858, 40411), (4501, 34638), (5271, 29578), (5773, 27006), (9002, 17319), (10542, 14789), (11546, 13503)]