42857178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 64

約数和(自身を含む): 107557632

約数和(自身を除く): 64700454

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 159, 182, 273, 318, 371, 546, 689, 742, 1113, 1378, 1481, 2067, 2226, 2962, 4134, 4443, 4823, 8886, 9646, 10367, 14469, 19253, 20734, 28938, 31101, 38506, 57759, 62202, 78493, 115518, 134771, 156986, 235479, 269542, 404313, 470958, 549451, 808626, 1020409, 1098902, 1648353, 2040818, 3061227, 3296706, 6122454, 7142863, 14285726, 21428589, 42857178]

約数ペア:

[(1, 42857178), (2, 21428589), (3, 14285726), (6, 7142863), (7, 6122454), (13, 3296706), (14, 3061227), (21, 2040818), (26, 1648353), (39, 1098902), (42, 1020409), (53, 808626), (78, 549451), (91, 470958), (106, 404313), (159, 269542), (182, 235479), (273, 156986), (318, 134771), (371, 115518), (546, 78493), (689, 62202), (742, 57759), (1113, 38506), (1378, 31101), (1481, 28938), (2067, 20734), (2226, 19253), (2962, 14469), (4134, 10367), (4443, 9646), (4823, 8886)]