844949105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 1368009216

約数和(自身を除く): 523060111

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 401, 421, 455, 715, 1001, 2005, 2105, 2807, 2947, 4411, 4631, 5005, 5213, 5473, 14035, 14735, 22055, 23155, 26065, 27365, 30877, 32417, 36491, 38311, 57343, 60203, 154385, 162085, 168821, 182455, 191555, 286715, 301015, 401401, 421421, 844105, 1181747, 1857031, 2007005, 2107105, 2194673, 5908735, 9285155, 10973365, 12999217, 15362711, 24141403, 64996085, 76813555, 120707015, 168989821, 844949105]

約数ペア:

[(1, 844949105), (5, 168989821), (7, 120707015), (11, 76813555), (13, 64996085), (35, 24141403), (55, 15362711), (65, 12999217), (77, 10973365), (91, 9285155), (143, 5908735), (385, 2194673), (401, 2107105), (421, 2007005), (455, 1857031), (715, 1181747), (1001, 844105), (2005, 421421), (2105, 401401), (2807, 301015), (2947, 286715), (4411, 191555), (4631, 182455), (5005, 168821), (5213, 162085), (5473, 154385), (14035, 60203), (14735, 57343), (22055, 38311), (23155, 36491), (26065, 32417), (27365, 30877)]