145154919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2699}}^1$

素因数の和:2919

約数の個数: 32

約数和(自身を含む): 239500800

約数和(自身を除く): 94345881

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 591, 1379, 2561, 2699, 4137, 7683, 8097, 17927, 18893, 35087, 53781, 56679, 105261, 245609, 531703, 736827, 1595109, 3721921, 6912139, 11165763, 20736417, 48384973, 145154919]

約数ペア:

[(1, 145154919), (3, 48384973), (7, 20736417), (13, 11165763), (21, 6912139), (39, 3721921), (91, 1595109), (197, 736827), (273, 531703), (591, 245609), (1379, 105261), (2561, 56679), (2699, 53781), (4137, 35087), (7683, 18893), (8097, 17927)]