9841815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 18353088

約数和(自身を除く): 8511273

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 257, 333, 345, 555, 771, 851, 1035, 1285, 1665, 2313, 2553, 3855, 4255, 5911, 7659, 9509, 11565, 12765, 17733, 28527, 29555, 38295, 47545, 53199, 85581, 88665, 142635, 218707, 265995, 427905, 656121, 1093535, 1968363, 3280605, 9841815]

約数ペア:

[(1, 9841815), (3, 3280605), (5, 1968363), (9, 1093535), (15, 656121), (23, 427905), (37, 265995), (45, 218707), (69, 142635), (111, 88665), (115, 85581), (185, 53199), (207, 47545), (257, 38295), (333, 29555), (345, 28527), (555, 17733), (771, 12765), (851, 11565), (1035, 9509), (1285, 7659), (1665, 5911), (2313, 4255), (2553, 3855)]