259834239

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 478033920

約数和(自身を除く): 218199681

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 79, 83, 111, 119, 153, 237, 249, 259, 333, 357, 553, 581, 629, 711, 747, 777, 1071, 1343, 1411, 1659, 1743, 1887, 2331, 2923, 3071, 4029, 4233, 4403, 4977, 5229, 5661, 6557, 8769, 9213, 9401, 9877, 12087, 12699, 13209, 19671, 20461, 21497, 26307, 27639, 28203, 29631, 39627, 45899, 49691, 52207, 59013, 61383, 64491, 84609, 88893, 111469, 137697, 149073, 156621, 184149, 193473, 242609, 334407, 347837, 365449, 413091, 447219, 469863, 727827, 780283, 1003221, 1043511, 1096347, 1698263, 2183481, 2340849, 3130533, 3289041, 4124353, 5094789, 7022547, 12373059, 15284367, 28870471, 37119177, 86611413, 259834239]

約数ペア:

[(1, 259834239), (3, 86611413), (7, 37119177), (9, 28870471), (17, 15284367), (21, 12373059), (37, 7022547), (51, 5094789), (63, 4124353), (79, 3289041), (83, 3130533), (111, 2340849), (119, 2183481), (153, 1698263), (237, 1096347), (249, 1043511), (259, 1003221), (333, 780283), (357, 727827), (553, 469863), (581, 447219), (629, 413091), (711, 365449), (747, 347837), (777, 334407), (1071, 242609), (1343, 193473), (1411, 184149), (1659, 156621), (1743, 149073), (1887, 137697), (2331, 111469), (2923, 88893), (3071, 84609), (4029, 64491), (4233, 61383), (4403, 59013), (4977, 52207), (5229, 49691), (5661, 45899), (6557, 39627), (8769, 29631), (9213, 28203), (9401, 27639), (9877, 26307), (12087, 21497), (12699, 20461), (13209, 19671)]