2019955995

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{1129}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 3726288000

約数和(自身を除く): 1706332005

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 457, 783, 1129, 1305, 1371, 2285, 3387, 3915, 4113, 5645, 6855, 10161, 12339, 13253, 16935, 20565, 30483, 32741, 39759, 50805, 61695, 66265, 98223, 119277, 152415, 163705, 198795, 294669, 357831, 491115, 515953, 596385, 884007, 1473345, 1547859, 1789155, 2579765, 4420035, 4643577, 7739295, 13930731, 14962637, 23217885, 44887911, 69653655, 74813185, 134663733, 224439555, 403991199, 673318665, 2019955995]

約数ペア:

[(1, 2019955995), (3, 673318665), (5, 403991199), (9, 224439555), (15, 134663733), (27, 74813185), (29, 69653655), (45, 44887911), (87, 23217885), (135, 14962637), (145, 13930731), (261, 7739295), (435, 4643577), (457, 4420035), (783, 2579765), (1129, 1789155), (1305, 1547859), (1371, 1473345), (2285, 884007), (3387, 596385), (3915, 515953), (4113, 491115), (5645, 357831), (6855, 294669), (10161, 198795), (12339, 163705), (13253, 152415), (16935, 119277), (20565, 98223), (30483, 66265), (32741, 61695), (39759, 50805)]