304789185

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 537451200

約数和(自身を除く): 232662015

約数列:

[1, 3, 5, 9, 15, 45, 131, 149, 347, 393, 447, 655, 745, 1041, 1179, 1341, 1735, 1965, 2235, 3123, 5205, 5895, 6705, 15615, 19519, 45457, 51703, 58557, 97595, 136371, 155109, 175671, 227285, 258515, 292785, 409113, 465327, 681855, 775545, 878355, 2045565, 2326635, 6773093, 20319279, 33865465, 60957837, 101596395, 304789185]

約数ペア:

[(1, 304789185), (3, 101596395), (5, 60957837), (9, 33865465), (15, 20319279), (45, 6773093), (131, 2326635), (149, 2045565), (347, 878355), (393, 775545), (447, 681855), (655, 465327), (745, 409113), (1041, 292785), (1179, 258515), (1341, 227285), (1735, 175671), (1965, 155109), (2235, 136371), (3123, 97595), (5205, 58557), (5895, 51703), (6705, 45457), (15615, 19519)]