213291266

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 338095296

約数和(自身を除く): 124804030

約数列:

[1, 2, 41, 43, 82, 86, 241, 251, 482, 502, 1763, 3526, 9881, 10291, 10363, 10793, 19762, 20582, 20726, 21586, 60491, 120982, 424883, 442513, 849766, 885026, 2480131, 2601113, 4960262, 5202226, 106645633, 213291266]

約数ペア:

[(1, 213291266), (2, 106645633), (41, 5202226), (43, 4960262), (82, 2601113), (86, 2480131), (241, 885026), (251, 849766), (482, 442513), (502, 424883), (1763, 120982), (3526, 60491), (9881, 21586), (10291, 20726), (10363, 20582), (10793, 19762)]