155912043

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 262656000

約数和(自身を除く): 106743957

約数列:

[1, 3, 7, 19, 21, 37, 57, 59, 111, 133, 177, 179, 259, 399, 413, 537, 703, 777, 1121, 1239, 1253, 2109, 2183, 3363, 3401, 3759, 4921, 6549, 6623, 7847, 10203, 10561, 14763, 15281, 19869, 23541, 23807, 31683, 41477, 45843, 46361, 71421, 73927, 124431, 125837, 139083, 200659, 221781, 290339, 377511, 390757, 601977, 871017, 880859, 1172271, 1404613, 2642577, 2735299, 4213839, 7424383, 8205897, 22273149, 51970681, 155912043]

約数ペア:

[(1, 155912043), (3, 51970681), (7, 22273149), (19, 8205897), (21, 7424383), (37, 4213839), (57, 2735299), (59, 2642577), (111, 1404613), (133, 1172271), (177, 880859), (179, 871017), (259, 601977), (399, 390757), (413, 377511), (537, 290339), (703, 221781), (777, 200659), (1121, 139083), (1239, 125837), (1253, 124431), (2109, 73927), (2183, 71421), (3363, 46361), (3401, 45843), (3759, 41477), (4921, 31683), (6549, 23807), (6623, 23541), (7847, 19869), (10203, 15281), (10561, 14763)]