16405419945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{14621}}^1$

素因数の和:14806

約数の個数: 64

約数和(自身を含む): 28748021760

約数和(自身を除く): 12342601815

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 127, 155, 285, 381, 465, 589, 635, 1767, 1905, 2413, 2945, 3937, 7239, 8835, 11811, 12065, 14621, 19685, 36195, 43863, 59055, 73105, 74803, 219315, 224409, 277799, 374015, 453251, 833397, 1122045, 1359753, 1388995, 1856867, 2266255, 4166985, 5570601, 6798765, 8611769, 9284335, 25835307, 27853005, 35280473, 43058845, 57562877, 105841419, 129176535, 172688631, 176402365, 287814385, 529207095, 863443155, 1093694663, 3281083989, 5468473315, 16405419945]

約数ペア:

[(1, 16405419945), (3, 5468473315), (5, 3281083989), (15, 1093694663), (19, 863443155), (31, 529207095), (57, 287814385), (93, 176402365), (95, 172688631), (127, 129176535), (155, 105841419), (285, 57562877), (381, 43058845), (465, 35280473), (589, 27853005), (635, 25835307), (1767, 9284335), (1905, 8611769), (2413, 6798765), (2945, 5570601), (3937, 4166985), (7239, 2266255), (8835, 1856867), (11811, 1388995), (12065, 1359753), (14621, 1122045), (19685, 833397), (36195, 453251), (43863, 374015), (59055, 277799), (73105, 224409), (74803, 219315)]