65684787

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 108456960

約数和(自身を除く): 42772173

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 137, 237, 289, 357, 411, 553, 867, 959, 1343, 1659, 2023, 2329, 2877, 4029, 6069, 6987, 9401, 10823, 16303, 22831, 28203, 32469, 39593, 48909, 68493, 75761, 118779, 159817, 183991, 227283, 277151, 479451, 551973, 831453, 1287937, 3127847, 3863811, 9383541, 21894929, 65684787]

約数ペア:

[(1, 65684787), (3, 21894929), (7, 9383541), (17, 3863811), (21, 3127847), (51, 1287937), (79, 831453), (119, 551973), (137, 479451), (237, 277151), (289, 227283), (357, 183991), (411, 159817), (553, 118779), (867, 75761), (959, 68493), (1343, 48909), (1659, 39593), (2023, 32469), (2329, 28203), (2877, 22831), (4029, 16303), (6069, 10823), (6987, 9401)]