42840915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 80424960

約数和(自身を除く): 37584045

約数列:

[1, 3, 5, 13, 15, 19, 31, 39, 57, 65, 93, 95, 155, 195, 247, 285, 373, 403, 465, 589, 741, 1119, 1209, 1235, 1767, 1865, 2015, 2945, 3705, 4849, 5595, 6045, 7087, 7657, 8835, 11563, 14547, 21261, 22971, 24245, 34689, 35435, 38285, 57815, 72735, 92131, 106305, 114855, 150319, 173445, 219697, 276393, 450957, 460655, 659091, 751595, 1098485, 1381965, 2254785, 2856061, 3295455, 8568183, 14280305, 42840915]

約数ペア:

[(1, 42840915), (3, 14280305), (5, 8568183), (13, 3295455), (15, 2856061), (19, 2254785), (31, 1381965), (39, 1098485), (57, 751595), (65, 659091), (93, 460655), (95, 450957), (155, 276393), (195, 219697), (247, 173445), (285, 150319), (373, 114855), (403, 106305), (465, 92131), (589, 72735), (741, 57815), (1119, 38285), (1209, 35435), (1235, 34689), (1767, 24245), (1865, 22971), (2015, 21261), (2945, 14547), (3705, 11563), (4849, 8835), (5595, 7657), (6045, 7087)]