153930818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 258681600

約数和(自身を除く): 104750782

約数列:

[1, 2, 17, 19, 34, 38, 239, 323, 478, 646, 997, 1994, 4063, 4541, 8126, 9082, 16949, 18943, 33898, 37886, 77197, 154394, 238283, 322031, 476566, 644062, 4050811, 4527377, 8101622, 9054754, 76965409, 153930818]

約数ペア:

[(1, 153930818), (2, 76965409), (17, 9054754), (19, 8101622), (34, 4527377), (38, 4050811), (239, 644062), (323, 476566), (478, 322031), (646, 238283), (997, 154394), (1994, 77197), (4063, 37886), (4541, 33898), (8126, 18943), (9082, 16949)]