49980693

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 78888960

約数和(自身を除く): 28908267

約数列:

[1, 3, 7, 21, 47, 79, 141, 237, 329, 553, 641, 987, 1659, 1923, 3713, 4487, 11139, 13461, 25991, 30127, 50639, 77973, 90381, 151917, 210889, 354473, 632667, 1063419, 2380033, 7140099, 16660231, 49980693]

約数ペア:

[(1, 49980693), (3, 16660231), (7, 7140099), (21, 2380033), (47, 1063419), (79, 632667), (141, 354473), (237, 210889), (329, 151917), (553, 90381), (641, 77973), (987, 50639), (1659, 30127), (1923, 25991), (3713, 13461), (4487, 11139)]