40396538

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1283}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 75067776

約数和(自身を除く): 34671238

約数列:

[1, 2, 7, 13, 14, 26, 91, 173, 182, 346, 1211, 1283, 2249, 2422, 2566, 4498, 8981, 15743, 16679, 17962, 31486, 33358, 116753, 221959, 233506, 443918, 1553713, 2885467, 3107426, 5770934, 20198269, 40396538]

約数ペア:

[(1, 40396538), (2, 20198269), (7, 5770934), (13, 3107426), (14, 2885467), (26, 1553713), (91, 443918), (173, 233506), (182, 221959), (346, 116753), (1211, 33358), (1283, 31486), (2249, 17962), (2422, 16679), (2566, 15743), (4498, 8981)]