64278645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1381}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 107464320

約数和(自身を除く): 43185675

約数列:

[1, 3, 5, 15, 29, 87, 107, 145, 321, 435, 535, 1381, 1605, 3103, 4143, 6905, 9309, 15515, 20715, 40049, 46545, 120147, 147767, 200245, 443301, 600735, 738835, 2216505, 4285243, 12855729, 21426215, 64278645]

約数ペア:

[(1, 64278645), (3, 21426215), (5, 12855729), (15, 4285243), (29, 2216505), (87, 738835), (107, 600735), (145, 443301), (321, 200245), (435, 147767), (535, 120147), (1381, 46545), (1605, 40049), (3103, 20715), (4143, 15515), (6905, 9309)]