64645965

素因数分解:

$3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1231}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 115315200

約数和(自身を除く): 50669235

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 389, 1167, 1231, 1945, 3501, 3693, 5835, 6155, 10503, 11079, 17505, 18465, 33237, 52515, 55395, 166185, 478859, 1436577, 2394295, 4309731, 7182885, 12929193, 21548655, 64645965]

約数ペア:

[(1, 64645965), (3, 21548655), (5, 12929193), (9, 7182885), (15, 4309731), (27, 2394295), (45, 1436577), (135, 478859), (389, 166185), (1167, 55395), (1231, 52515), (1945, 33237), (3501, 18465), (3693, 17505), (5835, 11079), (6155, 10503)]