1645995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 2967552

約数和(自身を除く): 1321557

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 367, 897, 1101, 1495, 1835, 4485, 4771, 5505, 8441, 14313, 23855, 25323, 42205, 71565, 109733, 126615, 329199, 548665, 1645995]

約数ペア:

[(1, 1645995), (3, 548665), (5, 329199), (13, 126615), (15, 109733), (23, 71565), (39, 42205), (65, 25323), (69, 23855), (115, 14313), (195, 8441), (299, 5505), (345, 4771), (367, 4485), (897, 1835), (1101, 1495)]