155403735

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3559}}^1$

素因数の和:3679

約数の個数: 32

約数和(自身を含む): 258370560

約数和(自身を除く): 102966825

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 3559, 8733, 10677, 14555, 17795, 43665, 53385, 145919, 252689, 437757, 729595, 758067, 1263445, 2188785, 3790335, 10360249, 31080747, 51801245, 155403735]

約数ペア:

[(1, 155403735), (3, 51801245), (5, 31080747), (15, 10360249), (41, 3790335), (71, 2188785), (123, 1263445), (205, 758067), (213, 729595), (355, 437757), (615, 252689), (1065, 145919), (2911, 53385), (3559, 43665), (8733, 17795), (10677, 14555)]