211721874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1609}}^1$

素因数の和:1875

約数の個数: 64

約数和(自身を含む): 523649280

約数和(自身を除く): 311927406

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 241, 273, 482, 546, 723, 1446, 1609, 1687, 3133, 3218, 3374, 4827, 5061, 6266, 9399, 9654, 10122, 11263, 18798, 20917, 21931, 22526, 33789, 41834, 43862, 62751, 65793, 67578, 125502, 131586, 146419, 292838, 387769, 439257, 775538, 878514, 1163307, 2326614, 2714383, 5040997, 5428766, 8143149, 10081994, 15122991, 16286298, 30245982, 35286979, 70573958, 105860937, 211721874]

約数ペア:

[(1, 211721874), (2, 105860937), (3, 70573958), (6, 35286979), (7, 30245982), (13, 16286298), (14, 15122991), (21, 10081994), (26, 8143149), (39, 5428766), (42, 5040997), (78, 2714383), (91, 2326614), (182, 1163307), (241, 878514), (273, 775538), (482, 439257), (546, 387769), (723, 292838), (1446, 146419), (1609, 131586), (1687, 125502), (3133, 67578), (3218, 65793), (3374, 62751), (4827, 43862), (5061, 41834), (6266, 33789), (9399, 22526), (9654, 21931), (10122, 20917), (11263, 18798)]