2017193955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1291}}^1$

素因数の和:1976

約数の個数: 64

約数和(自身を含む): 3857891328

約数和(自身を除く): 1840697373

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 647, 805, 1291, 1941, 2415, 3235, 3873, 4529, 6455, 9037, 9705, 13587, 14881, 19365, 22645, 27111, 29693, 44643, 45185, 67935, 74405, 89079, 104167, 135555, 148465, 207851, 223215, 312501, 445395, 520835, 623553, 835277, 1039255, 1562505, 2505831, 3117765, 4176385, 5846939, 12529155, 17540817, 19211371, 29234695, 57634113, 87704085, 96056855, 134479597, 288170565, 403438791, 672397985, 2017193955]

約数ペア:

[(1, 2017193955), (3, 672397985), (5, 403438791), (7, 288170565), (15, 134479597), (21, 96056855), (23, 87704085), (35, 57634113), (69, 29234695), (105, 19211371), (115, 17540817), (161, 12529155), (345, 5846939), (483, 4176385), (647, 3117765), (805, 2505831), (1291, 1562505), (1941, 1039255), (2415, 835277), (3235, 623553), (3873, 520835), (4529, 445395), (6455, 312501), (9037, 223215), (9705, 207851), (13587, 148465), (14881, 135555), (19365, 104167), (22645, 89079), (27111, 74405), (29693, 67935), (44643, 45185)]