405607415

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 524537856

約数和(自身を除く): 118930441

約数列:

[1, 5, 23, 47, 101, 115, 235, 505, 743, 1081, 2323, 3715, 4747, 5405, 11615, 17089, 23735, 34921, 75043, 85445, 109181, 174605, 375215, 545905, 803183, 1725989, 3527021, 4015915, 8629945, 17635105, 81121483, 405607415]

約数ペア:

[(1, 405607415), (5, 81121483), (23, 17635105), (47, 8629945), (101, 4015915), (115, 3527021), (235, 1725989), (505, 803183), (743, 545905), (1081, 375215), (2323, 174605), (3715, 109181), (4747, 85445), (5405, 75043), (11615, 34921), (17089, 23735)]