138997684

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 283143168

約数和(自身を除く): 144145484

約数列:

[1, 2, 4, 7, 14, 28, 113, 197, 223, 226, 394, 446, 452, 788, 791, 892, 1379, 1561, 1582, 2758, 3122, 3164, 5516, 6244, 22261, 25199, 43931, 44522, 50398, 87862, 89044, 100796, 155827, 175724, 176393, 307517, 311654, 352786, 615034, 623308, 705572, 1230068, 4964203, 9928406, 19856812, 34749421, 69498842, 138997684]

約数ペア:

[(1, 138997684), (2, 69498842), (4, 34749421), (7, 19856812), (14, 9928406), (28, 4964203), (113, 1230068), (197, 705572), (223, 623308), (226, 615034), (394, 352786), (446, 311654), (452, 307517), (788, 176393), (791, 175724), (892, 155827), (1379, 100796), (1561, 89044), (1582, 87862), (2758, 50398), (3122, 44522), (3164, 43931), (5516, 25199), (6244, 22261)]