30431445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 59304960

約数和(自身を除く): 28873515

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 165, 187, 209, 255, 285, 323, 561, 571, 627, 935, 969, 1045, 1615, 1713, 2805, 2855, 3135, 3553, 4845, 6281, 8565, 9707, 10659, 10849, 17765, 18843, 29121, 31405, 32547, 48535, 53295, 54245, 94215, 106777, 119339, 145605, 162735, 184433, 320331, 358017, 533885, 553299, 596695, 922165, 1601655, 1790085, 2028763, 2766495, 6086289, 10143815, 30431445]

約数ペア:

[(1, 30431445), (3, 10143815), (5, 6086289), (11, 2766495), (15, 2028763), (17, 1790085), (19, 1601655), (33, 922165), (51, 596695), (55, 553299), (57, 533885), (85, 358017), (95, 320331), (165, 184433), (187, 162735), (209, 145605), (255, 119339), (285, 106777), (323, 94215), (561, 54245), (571, 53295), (627, 48535), (935, 32547), (969, 31405), (1045, 29121), (1615, 18843), (1713, 17765), (2805, 10849), (2855, 10659), (3135, 9707), (3553, 8565), (4845, 6281)]