15974748

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 42194880

約数和(自身を除く): 26220132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 79, 82, 123, 137, 158, 164, 237, 246, 274, 316, 369, 411, 474, 492, 548, 711, 738, 822, 948, 1233, 1422, 1476, 1644, 2466, 2844, 3239, 4932, 5617, 6478, 9717, 10823, 11234, 12956, 16851, 19434, 21646, 22468, 29151, 32469, 33702, 38868, 43292, 50553, 58302, 64938, 67404, 97407, 101106, 116604, 129876, 194814, 202212, 389628, 443743, 887486, 1331229, 1774972, 2662458, 3993687, 5324916, 7987374, 15974748]

約数ペア:

[(1, 15974748), (2, 7987374), (3, 5324916), (4, 3993687), (6, 2662458), (9, 1774972), (12, 1331229), (18, 887486), (36, 443743), (41, 389628), (79, 202212), (82, 194814), (123, 129876), (137, 116604), (158, 101106), (164, 97407), (237, 67404), (246, 64938), (274, 58302), (316, 50553), (369, 43292), (411, 38868), (474, 33702), (492, 32469), (548, 29151), (711, 22468), (738, 21646), (822, 19434), (948, 16851), (1233, 12956), (1422, 11234), (1476, 10823), (1644, 9717), (2466, 6478), (2844, 5617), (3239, 4932)]