27996804

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:162

約数の個数: 108

約数和(自身を含む): 82620720

約数和(自身を除く): 54623916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 61, 66, 76, 99, 114, 122, 132, 171, 183, 198, 209, 228, 244, 342, 366, 396, 418, 549, 627, 671, 684, 732, 836, 1098, 1159, 1254, 1342, 1881, 2013, 2196, 2318, 2508, 2684, 3477, 3721, 3762, 4026, 4636, 6039, 6954, 7442, 7524, 8052, 10431, 11163, 12078, 12749, 13908, 14884, 20862, 22326, 24156, 25498, 33489, 38247, 40931, 41724, 44652, 50996, 66978, 70699, 76494, 81862, 114741, 122793, 133956, 141398, 152988, 163724, 212097, 229482, 245586, 282796, 368379, 424194, 458964, 491172, 636291, 736758, 777689, 848388, 1272582, 1473516, 1555378, 2333067, 2545164, 3110756, 4666134, 6999201, 9332268, 13998402, 27996804]

約数ペア:

[(1, 27996804), (2, 13998402), (3, 9332268), (4, 6999201), (6, 4666134), (9, 3110756), (11, 2545164), (12, 2333067), (18, 1555378), (19, 1473516), (22, 1272582), (33, 848388), (36, 777689), (38, 736758), (44, 636291), (57, 491172), (61, 458964), (66, 424194), (76, 368379), (99, 282796), (114, 245586), (122, 229482), (132, 212097), (171, 163724), (183, 152988), (198, 141398), (209, 133956), (228, 122793), (244, 114741), (342, 81862), (366, 76494), (396, 70699), (418, 66978), (549, 50996), (627, 44652), (671, 41724), (684, 40931), (732, 38247), (836, 33489), (1098, 25498), (1159, 24156), (1254, 22326), (1342, 20862), (1881, 14884), (2013, 13908), (2196, 12749), (2318, 12078), (2508, 11163), (2684, 10431), (3477, 8052), (3721, 7524), (3762, 7442), (4026, 6954), (4636, 6039)]