16057197

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 28776384

約数和(自身を除く): 12719187

約数列:

[1, 3, 9, 13, 17, 23, 27, 39, 51, 69, 81, 117, 153, 169, 207, 221, 243, 299, 351, 391, 459, 507, 621, 663, 897, 1053, 1173, 1377, 1521, 1863, 1989, 2691, 2873, 3159, 3519, 3887, 4131, 4563, 5083, 5589, 5967, 8073, 8619, 10557, 11661, 13689, 15249, 17901, 24219, 25857, 31671, 34983, 41067, 45747, 53703, 66079, 72657, 77571, 95013, 104949, 137241, 198237, 232713, 314847, 411723, 594711, 698139, 944541, 1235169, 1784133, 5352399, 16057197]

約数ペア:

[(1, 16057197), (3, 5352399), (9, 1784133), (13, 1235169), (17, 944541), (23, 698139), (27, 594711), (39, 411723), (51, 314847), (69, 232713), (81, 198237), (117, 137241), (153, 104949), (169, 95013), (207, 77571), (221, 72657), (243, 66079), (299, 53703), (351, 45747), (391, 41067), (459, 34983), (507, 31671), (621, 25857), (663, 24219), (897, 17901), (1053, 15249), (1173, 13689), (1377, 11661), (1521, 10557), (1863, 8619), (1989, 8073), (2691, 5967), (2873, 5589), (3159, 5083), (3519, 4563), (3887, 4131)]