189453978

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 112

約数和(自身を含む): 513097920

約数和(自身を除く): 323643942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 243, 266, 342, 378, 399, 486, 513, 567, 729, 798, 977, 1026, 1134, 1197, 1458, 1539, 1701, 1954, 2394, 2931, 3078, 3402, 3591, 4617, 5103, 5862, 6839, 7182, 8793, 9234, 10206, 10773, 13678, 13851, 17586, 18563, 20517, 21546, 26379, 27702, 32319, 37126, 41034, 52758, 55689, 61551, 64638, 79137, 96957, 111378, 123102, 129941, 158274, 167067, 184653, 193914, 237411, 259882, 334134, 369306, 389823, 474822, 501201, 553959, 712233, 779646, 1002402, 1107918, 1169469, 1424466, 1503603, 1661877, 2338938, 3007206, 3323754, 3508407, 4510809, 4985631, 7016814, 9021618, 9971262, 10525221, 13532427, 21050442, 27064854, 31575663, 63151326, 94726989, 189453978]

約数ペア:

[(1, 189453978), (2, 94726989), (3, 63151326), (6, 31575663), (7, 27064854), (9, 21050442), (14, 13532427), (18, 10525221), (19, 9971262), (21, 9021618), (27, 7016814), (38, 4985631), (42, 4510809), (54, 3508407), (57, 3323754), (63, 3007206), (81, 2338938), (114, 1661877), (126, 1503603), (133, 1424466), (162, 1169469), (171, 1107918), (189, 1002402), (243, 779646), (266, 712233), (342, 553959), (378, 501201), (399, 474822), (486, 389823), (513, 369306), (567, 334134), (729, 259882), (798, 237411), (977, 193914), (1026, 184653), (1134, 167067), (1197, 158274), (1458, 129941), (1539, 123102), (1701, 111378), (1954, 96957), (2394, 79137), (2931, 64638), (3078, 61551), (3402, 55689), (3591, 52758), (4617, 41034), (5103, 37126), (5862, 32319), (6839, 27702), (7182, 26379), (8793, 21546), (9234, 20517), (10206, 18563), (10773, 17586), (13678, 13851)]