79471749

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 123966720

約数和(自身を除く): 44494971

約数列:

[1, 3, 7, 21, 89, 101, 267, 303, 421, 623, 707, 1263, 1869, 2121, 2947, 8841, 8989, 26967, 37469, 42521, 62923, 112407, 127563, 188769, 262283, 297647, 786849, 892941, 3784369, 11353107, 26490583, 79471749]

約数ペア:

[(1, 79471749), (3, 26490583), (7, 11353107), (21, 3784369), (89, 892941), (101, 786849), (267, 297647), (303, 262283), (421, 188769), (623, 127563), (707, 112407), (1263, 62923), (1869, 42521), (2121, 37469), (2947, 26967), (8841, 8989)]