51156399

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 79902720

約数和(自身を除く): 28746321

約数列:

[1, 3, 7, 21, 89, 101, 267, 271, 303, 623, 707, 813, 1869, 1897, 2121, 5691, 8989, 24119, 26967, 27371, 62923, 72357, 82113, 168833, 188769, 191597, 506499, 574791, 2436019, 7308057, 17052133, 51156399]

約数ペア:

[(1, 51156399), (3, 17052133), (7, 7308057), (21, 2436019), (89, 574791), (101, 506499), (267, 191597), (271, 188769), (303, 168833), (623, 82113), (707, 72357), (813, 62923), (1869, 27371), (1897, 26967), (2121, 24119), (5691, 8989)]