215501710

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{1447}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 396902592

約数和(自身を除く): 181400882

約数列:

[1, 2, 5, 10, 53, 106, 265, 281, 530, 562, 1405, 1447, 2810, 2894, 7235, 14470, 14893, 29786, 74465, 76691, 148930, 153382, 383455, 406607, 766910, 813214, 2033035, 4066070, 21550171, 43100342, 107750855, 215501710]

約数ペア:

[(1, 215501710), (2, 107750855), (5, 43100342), (10, 21550171), (53, 4066070), (106, 2033035), (265, 813214), (281, 766910), (530, 406607), (562, 383455), (1405, 153382), (1447, 148930), (2810, 76691), (2894, 74465), (7235, 29786), (14470, 14893)]