81456894

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1114

約数の個数: 64

約数和(自身を含む): 194011200

約数和(自身を除く): 112554306

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 89, 102, 153, 178, 267, 306, 459, 534, 801, 918, 997, 1513, 1602, 1994, 2403, 2991, 3026, 4539, 4806, 5982, 8973, 9078, 13617, 16949, 17946, 26919, 27234, 33898, 40851, 50847, 53838, 81702, 88733, 101694, 152541, 177466, 266199, 305082, 457623, 532398, 798597, 915246, 1508461, 1597194, 2395791, 3016922, 4525383, 4791582, 9050766, 13576149, 27152298, 40728447, 81456894]

約数ペア:

[(1, 81456894), (2, 40728447), (3, 27152298), (6, 13576149), (9, 9050766), (17, 4791582), (18, 4525383), (27, 3016922), (34, 2395791), (51, 1597194), (54, 1508461), (89, 915246), (102, 798597), (153, 532398), (178, 457623), (267, 305082), (306, 266199), (459, 177466), (534, 152541), (801, 101694), (918, 88733), (997, 81702), (1513, 53838), (1602, 50847), (1994, 40851), (2403, 33898), (2991, 27234), (3026, 26919), (4539, 17946), (4806, 16949), (5982, 13617), (8973, 9078)]