1057182987

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1669}}^1$

素因数の和:1856

約数の個数: 48

約数和(自身を含む): 1705804800

約数和(自身を除く): 648621813

約数列:

[1, 3, 7, 21, 31, 49, 93, 139, 147, 217, 417, 651, 973, 1519, 1669, 2919, 4309, 4557, 5007, 6811, 11683, 12927, 20433, 30163, 35049, 51739, 81781, 90489, 155217, 211141, 231991, 245343, 362173, 633423, 695973, 1086519, 1623937, 2535211, 4871811, 7191721, 7605633, 11367559, 21575163, 34102677, 50342047, 151026141, 352394329, 1057182987]

約数ペア:

[(1, 1057182987), (3, 352394329), (7, 151026141), (21, 50342047), (31, 34102677), (49, 21575163), (93, 11367559), (139, 7605633), (147, 7191721), (217, 4871811), (417, 2535211), (651, 1623937), (973, 1086519), (1519, 695973), (1669, 633423), (2919, 362173), (4309, 245343), (4557, 231991), (5007, 211141), (6811, 155217), (11683, 90489), (12927, 81781), (20433, 51739), (30163, 35049)]