18088315

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 8039045

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 251, 355, 497, 1015, 1255, 1757, 2059, 2485, 7279, 8785, 10295, 14413, 17821, 36395, 50953, 72065, 89105, 124747, 254765, 516809, 623735, 2584045, 3617663, 18088315]

約数ペア:

[(1, 18088315), (5, 3617663), (7, 2584045), (29, 623735), (35, 516809), (71, 254765), (145, 124747), (203, 89105), (251, 72065), (355, 50953), (497, 36395), (1015, 17821), (1255, 14413), (1757, 10295), (2059, 8785), (2485, 7279)]