72113643

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9619}}^1$

素因数の和:9656

約数の個数: 36

約数和(自身を含む): 128311560

約数和(自身を除く): 56197917

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 9619, 28857, 67333, 86571, 163523, 201999, 471331, 490569, 605997, 1144661, 1413993, 1471707, 3433983, 4241979, 8012627, 10301949, 24037881, 72113643]

約数ペア:

[(1, 72113643), (3, 24037881), (7, 10301949), (9, 8012627), (17, 4241979), (21, 3433983), (49, 1471707), (51, 1413993), (63, 1144661), (119, 605997), (147, 490569), (153, 471331), (357, 201999), (441, 163523), (833, 86571), (1071, 67333), (2499, 28857), (7497, 9619)]