172231878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{953}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 425682432

約数和(自身を除く): 253450554

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 331, 546, 662, 953, 993, 1906, 1986, 2317, 2859, 4303, 4634, 5718, 6671, 6951, 8606, 12389, 12909, 13342, 13902, 20013, 24778, 25818, 30121, 37167, 40026, 60242, 74334, 86723, 90363, 173446, 180726, 260169, 315443, 520338, 630886, 946329, 1892658, 2208101, 4100759, 4416202, 6624303, 8201518, 12302277, 13248606, 24604554, 28705313, 57410626, 86115939, 172231878]

約数ペア:

[(1, 172231878), (2, 86115939), (3, 57410626), (6, 28705313), (7, 24604554), (13, 13248606), (14, 12302277), (21, 8201518), (26, 6624303), (39, 4416202), (42, 4100759), (78, 2208101), (91, 1892658), (182, 946329), (273, 630886), (331, 520338), (546, 315443), (662, 260169), (953, 180726), (993, 173446), (1906, 90363), (1986, 86723), (2317, 74334), (2859, 60242), (4303, 40026), (4634, 37167), (5718, 30121), (6671, 25818), (6951, 24778), (8606, 20013), (12389, 13902), (12909, 13342)]