400289415

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2671}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 653592576

約数和(自身を除く): 253303161

約数列:

[1, 3, 5, 15, 97, 103, 291, 309, 485, 515, 1455, 1545, 2671, 8013, 9991, 13355, 29973, 40065, 49955, 149865, 259087, 275113, 777261, 825339, 1295435, 1375565, 3886305, 4126695, 26685961, 80057883, 133429805, 400289415]

約数ペア:

[(1, 400289415), (3, 133429805), (5, 80057883), (15, 26685961), (97, 4126695), (103, 3886305), (291, 1375565), (309, 1295435), (485, 825339), (515, 777261), (1455, 275113), (1545, 259087), (2671, 149865), (8013, 49955), (9991, 40065), (13355, 29973)]