858478986

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:981

約数の個数: 80

約数和(自身を含む): 1975576680

約数和(自身を除く): 1117097694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 109, 122, 162, 183, 218, 327, 366, 549, 654, 797, 981, 1098, 1594, 1647, 1962, 2391, 2943, 3294, 4782, 4941, 5886, 6649, 7173, 8829, 9882, 13298, 14346, 17658, 19947, 21519, 39894, 43038, 48617, 59841, 64557, 86873, 97234, 119682, 129114, 145851, 173746, 179523, 260619, 291702, 359046, 437553, 521238, 538569, 781857, 875106, 1077138, 1312659, 1563714, 2345571, 2625318, 3937977, 4691142, 5299253, 7036713, 7875954, 10598506, 14073426, 15897759, 31795518, 47693277, 95386554, 143079831, 286159662, 429239493, 858478986]

約数ペア:

[(1, 858478986), (2, 429239493), (3, 286159662), (6, 143079831), (9, 95386554), (18, 47693277), (27, 31795518), (54, 15897759), (61, 14073426), (81, 10598506), (109, 7875954), (122, 7036713), (162, 5299253), (183, 4691142), (218, 3937977), (327, 2625318), (366, 2345571), (549, 1563714), (654, 1312659), (797, 1077138), (981, 875106), (1098, 781857), (1594, 538569), (1647, 521238), (1962, 437553), (2391, 359046), (2943, 291702), (3294, 260619), (4782, 179523), (4941, 173746), (5886, 145851), (6649, 129114), (7173, 119682), (8829, 97234), (9882, 86873), (13298, 64557), (14346, 59841), (17658, 48617), (19947, 43038), (21519, 39894)]