1247996828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 2475329472

約数和(自身を除く): 1227332644

約数列:

[1, 2, 4, 13, 26, 37, 47, 52, 74, 94, 148, 188, 373, 481, 611, 746, 962, 1222, 1369, 1492, 1739, 1924, 2444, 2738, 3478, 4849, 5476, 6956, 9698, 13801, 17531, 17797, 19396, 22607, 27602, 35062, 35594, 45214, 55204, 64343, 70124, 71188, 90428, 128686, 179413, 227903, 257372, 358826, 455806, 510637, 648647, 717652, 836459, 911612, 1021274, 1297294, 1672918, 2042548, 2594588, 3345836, 6638281, 8432411, 13276562, 16864822, 23999939, 26553124, 33729644, 47999878, 95999756, 311999207, 623998414, 1247996828]

約数ペア:

[(1, 1247996828), (2, 623998414), (4, 311999207), (13, 95999756), (26, 47999878), (37, 33729644), (47, 26553124), (52, 23999939), (74, 16864822), (94, 13276562), (148, 8432411), (188, 6638281), (373, 3345836), (481, 2594588), (611, 2042548), (746, 1672918), (962, 1297294), (1222, 1021274), (1369, 911612), (1492, 836459), (1739, 717652), (1924, 648647), (2444, 510637), (2738, 455806), (3478, 358826), (4849, 257372), (5476, 227903), (6956, 179413), (9698, 128686), (13801, 90428), (17531, 71188), (17797, 70124), (19396, 64343), (22607, 55204), (27602, 45214), (35062, 35594)]