81597369

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 127733760

約数和(自身を除く): 46136391

約数列:

[1, 3, 7, 21, 53, 159, 167, 371, 439, 501, 1113, 1169, 1317, 3073, 3507, 8851, 9219, 23267, 26553, 61957, 69801, 73313, 162869, 185871, 219939, 488607, 513191, 1539573, 3885589, 11656767, 27199123, 81597369]

約数ペア:

[(1, 81597369), (3, 27199123), (7, 11656767), (21, 3885589), (53, 1539573), (159, 513191), (167, 488607), (371, 219939), (439, 185871), (501, 162869), (1113, 73313), (1169, 69801), (1317, 61957), (3073, 26553), (3507, 23267), (8851, 9219)]