2019947085

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7331}}^1$

素因数の和:7515

約数の個数: 64

約数和(自身を含む): 3892412160

約数和(自身を除く): 1872465075

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 157, 195, 351, 471, 585, 785, 1413, 1755, 2041, 2355, 4239, 6123, 7065, 7331, 10205, 18369, 21195, 21993, 30615, 36655, 55107, 65979, 91845, 95303, 109965, 197937, 275535, 285909, 329895, 476515, 857727, 989685, 1150967, 1429545, 2573181, 3452901, 4288635, 5754835, 10358703, 12865905, 14962571, 17264505, 31076109, 44887713, 51793515, 74812855, 134663139, 155380545, 224438565, 403989417, 673315695, 2019947085]

約数ペア:

[(1, 2019947085), (3, 673315695), (5, 403989417), (9, 224438565), (13, 155380545), (15, 134663139), (27, 74812855), (39, 51793515), (45, 44887713), (65, 31076109), (117, 17264505), (135, 14962571), (157, 12865905), (195, 10358703), (351, 5754835), (471, 4288635), (585, 3452901), (785, 2573181), (1413, 1429545), (1755, 1150967), (2041, 989685), (2355, 857727), (4239, 476515), (6123, 329895), (7065, 285909), (7331, 275535), (10205, 197937), (18369, 109965), (21195, 95303), (21993, 91845), (30615, 65979), (36655, 55107)]