996897405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 1914171264

約数和(自身を除く): 917273859

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 157, 159, 163, 245, 265, 371, 471, 489, 735, 785, 795, 815, 1099, 1113, 1141, 1855, 2355, 2445, 2597, 3297, 3423, 5495, 5565, 5705, 7693, 7791, 7987, 8321, 8639, 12985, 16485, 17115, 23079, 23961, 24963, 25591, 25917, 38465, 38955, 39935, 41605, 43195, 58247, 60473, 76773, 115395, 119805, 124815, 127955, 129585, 174741, 179137, 181419, 291235, 302365, 383865, 407729, 423311, 537411, 873705, 895685, 907095, 1223187, 1253959, 1269933, 1356323, 2038645, 2116555, 2687055, 3761877, 4068969, 6115935, 6269795, 6349665, 6781615, 9494261, 18809385, 20344845, 28482783, 47471305, 66459827, 142413915, 199379481, 332299135, 996897405]

約数ペア:

[(1, 996897405), (3, 332299135), (5, 199379481), (7, 142413915), (15, 66459827), (21, 47471305), (35, 28482783), (49, 20344845), (53, 18809385), (105, 9494261), (147, 6781615), (157, 6349665), (159, 6269795), (163, 6115935), (245, 4068969), (265, 3761877), (371, 2687055), (471, 2116555), (489, 2038645), (735, 1356323), (785, 1269933), (795, 1253959), (815, 1223187), (1099, 907095), (1113, 895685), (1141, 873705), (1855, 537411), (2355, 423311), (2445, 407729), (2597, 383865), (3297, 302365), (3423, 291235), (5495, 181419), (5565, 179137), (5705, 174741), (7693, 129585), (7791, 127955), (7987, 124815), (8321, 119805), (8639, 115395), (12985, 76773), (16485, 60473), (17115, 58247), (23079, 43195), (23961, 41605), (24963, 39935), (25591, 38955), (25917, 38465)]