1540392015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{194863}}^1$

素因数の和:194919

約数の個数: 32

約数和(自身を含む): 2693799936

約数和(自身を除く): 1153407921

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 194863, 584589, 974315, 2922945, 3312671, 6040753, 9938013, 16563355, 18122259, 30203765, 49690065, 90611295, 102692801, 308078403, 513464005, 1540392015]

約数ペア:

[(1, 1540392015), (3, 513464005), (5, 308078403), (15, 102692801), (17, 90611295), (31, 49690065), (51, 30203765), (85, 18122259), (93, 16563355), (155, 9938013), (255, 6040753), (465, 3312671), (527, 2922945), (1581, 974315), (2635, 584589), (7905, 194863)]