38379915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 79017120

約数和(自身を除く): 40637205

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 89, 105, 111, 185, 259, 267, 315, 333, 445, 555, 623, 777, 801, 1295, 1335, 1369, 1665, 1869, 2331, 3115, 3293, 3885, 4005, 4107, 5607, 6845, 9345, 9583, 9879, 11655, 12321, 16465, 20535, 23051, 28035, 28749, 29637, 47915, 49395, 61605, 69153, 86247, 115255, 121841, 143745, 148185, 207459, 345765, 365523, 431235, 609205, 852887, 1037295, 1096569, 1827615, 2558661, 4264435, 5482845, 7675983, 12793305, 38379915]

約数ペア:

[(1, 38379915), (3, 12793305), (5, 7675983), (7, 5482845), (9, 4264435), (15, 2558661), (21, 1827615), (35, 1096569), (37, 1037295), (45, 852887), (63, 609205), (89, 431235), (105, 365523), (111, 345765), (185, 207459), (259, 148185), (267, 143745), (315, 121841), (333, 115255), (445, 86247), (555, 69153), (623, 61605), (777, 49395), (801, 47915), (1295, 29637), (1335, 28749), (1369, 28035), (1665, 23051), (1869, 20535), (2331, 16465), (3115, 12321), (3293, 11655), (3885, 9879), (4005, 9583), (4107, 9345), (5607, 6845)]