39340395

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28201}}^1$

素因数の和:28243

約数の個数: 24

約数和(自身を含む): 70392192

約数和(自身を除く): 31051797

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 28201, 84603, 141005, 253809, 423015, 874231, 1269045, 2622693, 4371155, 7868079, 13113465, 39340395]

約数ペア:

[(1, 39340395), (3, 13113465), (5, 7868079), (9, 4371155), (15, 2622693), (31, 1269045), (45, 874231), (93, 423015), (155, 253809), (279, 141005), (465, 84603), (1395, 28201)]