776556

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 2240784

約数和(自身を除く): 1464228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 53, 66, 74, 99, 106, 111, 132, 148, 159, 198, 212, 222, 318, 333, 396, 407, 444, 477, 583, 636, 666, 814, 954, 1166, 1221, 1332, 1628, 1749, 1908, 1961, 2332, 2442, 3498, 3663, 3922, 4884, 5247, 5883, 6996, 7326, 7844, 10494, 11766, 14652, 17649, 20988, 21571, 23532, 35298, 43142, 64713, 70596, 86284, 129426, 194139, 258852, 388278, 776556]

約数ペア:

[(1, 776556), (2, 388278), (3, 258852), (4, 194139), (6, 129426), (9, 86284), (11, 70596), (12, 64713), (18, 43142), (22, 35298), (33, 23532), (36, 21571), (37, 20988), (44, 17649), (53, 14652), (66, 11766), (74, 10494), (99, 7844), (106, 7326), (111, 6996), (132, 5883), (148, 5247), (159, 4884), (198, 3922), (212, 3663), (222, 3498), (318, 2442), (333, 2332), (396, 1961), (407, 1908), (444, 1749), (477, 1628), (583, 1332), (636, 1221), (666, 1166), (814, 954)]