138568515

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4093}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 231491136

約数和(自身を除く): 92922621

約数列:

[1, 3, 5, 15, 37, 61, 111, 183, 185, 305, 555, 915, 2257, 4093, 6771, 11285, 12279, 20465, 33855, 61395, 151441, 249673, 454323, 749019, 757205, 1248365, 2271615, 3745095, 9237901, 27713703, 46189505, 138568515]

約数ペア:

[(1, 138568515), (3, 46189505), (5, 27713703), (15, 9237901), (37, 3745095), (61, 2271615), (111, 1248365), (183, 757205), (185, 749019), (305, 454323), (555, 249673), (915, 151441), (2257, 61395), (4093, 33855), (6771, 20465), (11285, 12279)]