721696196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{467}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 1380322944

約数和(自身を除く): 658626748

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 263, 452, 467, 526, 934, 1052, 1469, 1868, 2938, 3419, 5876, 6071, 6838, 12142, 13676, 24284, 29719, 52771, 59438, 105542, 118876, 122821, 211084, 245642, 386347, 491284, 686023, 772694, 1372046, 1545388, 1596673, 2744092, 3193346, 6386692, 13878773, 27757546, 55515092, 180424049, 360848098, 721696196]

約数ペア:

[(1, 721696196), (2, 360848098), (4, 180424049), (13, 55515092), (26, 27757546), (52, 13878773), (113, 6386692), (226, 3193346), (263, 2744092), (452, 1596673), (467, 1545388), (526, 1372046), (934, 772694), (1052, 686023), (1469, 491284), (1868, 386347), (2938, 245642), (3419, 211084), (5876, 122821), (6071, 118876), (6838, 105542), (12142, 59438), (13676, 52771), (24284, 29719)]