78771238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^4\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 40

約数和(自身を含む): 147031632

約数和(自身を除く): 68260394

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 197, 338, 394, 1183, 1379, 2197, 2366, 2561, 2758, 4394, 5122, 15379, 17927, 28561, 30758, 33293, 35854, 57122, 66586, 199927, 233051, 399854, 432809, 466102, 865618, 3029663, 5626517, 6059326, 11253034, 39385619, 78771238]

約数ペア:

[(1, 78771238), (2, 39385619), (7, 11253034), (13, 6059326), (14, 5626517), (26, 3029663), (91, 865618), (169, 466102), (182, 432809), (197, 399854), (338, 233051), (394, 199927), (1183, 66586), (1379, 57122), (2197, 35854), (2366, 33293), (2561, 30758), (2758, 28561), (4394, 17927), (5122, 15379)]