231390258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{487}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 529569792

約数和(自身を除く): 298179534

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 313, 487, 506, 626, 759, 939, 974, 1461, 1518, 1878, 2922, 3443, 5357, 6886, 7199, 10329, 10714, 11201, 14398, 16071, 20658, 21597, 22402, 32142, 33603, 43194, 67206, 79189, 123211, 152431, 158378, 237567, 246422, 304862, 369633, 457293, 475134, 739266, 914586, 1676741, 3353482, 3505913, 5030223, 7011826, 10060446, 10517739, 21035478, 38565043, 77130086, 115695129, 231390258]

約数ペア:

[(1, 231390258), (2, 115695129), (3, 77130086), (6, 38565043), (11, 21035478), (22, 10517739), (23, 10060446), (33, 7011826), (46, 5030223), (66, 3505913), (69, 3353482), (138, 1676741), (253, 914586), (313, 739266), (487, 475134), (506, 457293), (626, 369633), (759, 304862), (939, 246422), (974, 237567), (1461, 158378), (1518, 152431), (1878, 123211), (2922, 79189), (3443, 67206), (5357, 43194), (6886, 33603), (7199, 32142), (10329, 22402), (10714, 21597), (11201, 20658), (14398, 16071)]