78007293

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 151240320

約数和(自身を除く): 73233027

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 81, 91, 117, 133, 171, 189, 247, 273, 351, 399, 513, 557, 567, 741, 819, 1053, 1197, 1539, 1671, 1729, 2223, 2457, 3591, 3899, 5013, 5187, 6669, 7241, 7371, 10583, 10773, 11697, 15039, 15561, 20007, 21723, 31749, 35091, 45117, 46683, 50687, 65169, 74081, 95247, 105273, 137579, 140049, 152061, 195507, 222243, 285741, 315819, 412737, 456183, 586521, 666729, 857223, 963053, 1238211, 1368549, 2000187, 2889159, 3714633, 4105647, 6000561, 8667477, 11143899, 26002431, 78007293]

約数ペア:

[(1, 78007293), (3, 26002431), (7, 11143899), (9, 8667477), (13, 6000561), (19, 4105647), (21, 3714633), (27, 2889159), (39, 2000187), (57, 1368549), (63, 1238211), (81, 963053), (91, 857223), (117, 666729), (133, 586521), (171, 456183), (189, 412737), (247, 315819), (273, 285741), (351, 222243), (399, 195507), (513, 152061), (557, 140049), (567, 137579), (741, 105273), (819, 95247), (1053, 74081), (1197, 65169), (1539, 50687), (1671, 46683), (1729, 45117), (2223, 35091), (2457, 31749), (3591, 21723), (3899, 20007), (5013, 15561), (5187, 15039), (6669, 11697), (7241, 10773), (7371, 10583)]