81645606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 211131648

約数和(自身を除く): 129486042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 83, 111, 126, 166, 211, 222, 249, 259, 333, 422, 498, 518, 581, 633, 666, 747, 777, 1162, 1266, 1477, 1494, 1554, 1743, 1899, 2331, 2954, 3071, 3486, 3798, 4431, 4662, 5229, 6142, 7807, 8862, 9213, 10458, 13293, 15614, 17513, 18426, 21497, 23421, 26586, 27639, 35026, 42994, 46842, 52539, 54649, 55278, 64491, 70263, 105078, 109298, 122591, 128982, 140526, 157617, 163947, 193473, 245182, 315234, 327894, 367773, 386946, 491841, 647981, 735546, 983682, 1103319, 1295962, 1943943, 2206638, 3887886, 4535867, 5831829, 9071734, 11663658, 13607601, 27215202, 40822803, 81645606]

約数ペア:

[(1, 81645606), (2, 40822803), (3, 27215202), (6, 13607601), (7, 11663658), (9, 9071734), (14, 5831829), (18, 4535867), (21, 3887886), (37, 2206638), (42, 1943943), (63, 1295962), (74, 1103319), (83, 983682), (111, 735546), (126, 647981), (166, 491841), (211, 386946), (222, 367773), (249, 327894), (259, 315234), (333, 245182), (422, 193473), (498, 163947), (518, 157617), (581, 140526), (633, 128982), (666, 122591), (747, 109298), (777, 105078), (1162, 70263), (1266, 64491), (1477, 55278), (1494, 54649), (1554, 52539), (1743, 46842), (1899, 42994), (2331, 35026), (2954, 27639), (3071, 26586), (3486, 23421), (3798, 21497), (4431, 18426), (4662, 17513), (5229, 15614), (6142, 13293), (7807, 10458), (8862, 9213)]