64638972

素因数分解:

$2^2\times 3^9\times {\mathrm{821}}^1$

素因数の和:852

約数の個数: 60

約数和(自身を含む): 169881096

約数和(自身を除く): 105242124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 821, 972, 1458, 1642, 2187, 2463, 2916, 3284, 4374, 4926, 6561, 7389, 8748, 9852, 13122, 14778, 19683, 22167, 26244, 29556, 39366, 44334, 66501, 78732, 88668, 133002, 199503, 266004, 399006, 598509, 798012, 1197018, 1795527, 2394036, 3591054, 5386581, 7182108, 10773162, 16159743, 21546324, 32319486, 64638972]

約数ペア:

[(1, 64638972), (2, 32319486), (3, 21546324), (4, 16159743), (6, 10773162), (9, 7182108), (12, 5386581), (18, 3591054), (27, 2394036), (36, 1795527), (54, 1197018), (81, 798012), (108, 598509), (162, 399006), (243, 266004), (324, 199503), (486, 133002), (729, 88668), (821, 78732), (972, 66501), (1458, 44334), (1642, 39366), (2187, 29556), (2463, 26244), (2916, 22167), (3284, 19683), (4374, 14778), (4926, 13122), (6561, 9852), (7389, 8748)]