401388615

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19433}}^1$

素因数の和:19470

約数の個数: 48

約数和(自身を含む): 763989408

約数和(自身を除く): 362600793

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4131, 6885, 19433, 20655, 58299, 97165, 174897, 291495, 330361, 524691, 874485, 991083, 1574073, 1651805, 2623455, 2973249, 4722219, 4955415, 7870365, 8919747, 14866245, 23611095, 26759241, 44598735, 80277723, 133796205, 401388615]

約数ペア:

[(1, 401388615), (3, 133796205), (5, 80277723), (9, 44598735), (15, 26759241), (17, 23611095), (27, 14866245), (45, 8919747), (51, 7870365), (81, 4955415), (85, 4722219), (135, 2973249), (153, 2623455), (243, 1651805), (255, 1574073), (405, 991083), (459, 874485), (765, 524691), (1215, 330361), (1377, 291495), (2295, 174897), (4131, 97165), (6885, 58299), (19433, 20655)]