77651865

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 141523200

約数和(自身を除く): 63871335

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 711, 809, 1185, 1215, 2133, 2427, 3555, 4045, 6399, 7281, 10665, 12135, 19197, 21843, 31995, 36405, 63911, 65529, 95985, 109215, 191733, 196587, 319555, 327645, 575199, 958665, 982935, 1725597, 2875995, 5176791, 8627985, 15530373, 25883955, 77651865]

約数ペア:

[(1, 77651865), (3, 25883955), (5, 15530373), (9, 8627985), (15, 5176791), (27, 2875995), (45, 1725597), (79, 982935), (81, 958665), (135, 575199), (237, 327645), (243, 319555), (395, 196587), (405, 191733), (711, 109215), (809, 95985), (1185, 65529), (1215, 63911), (2133, 36405), (2427, 31995), (3555, 21843), (4045, 19197), (6399, 12135), (7281, 10665)]