691569431679

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1\times {\mathrm{6761}}^1$

素因数の和:7541

約数の個数: 96

約数和(自身を含む): 1152231816960

約数和(自身を除く): 460662385281

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 371, 399, 691, 931, 1007, 1113, 2073, 2597, 2793, 3021, 4837, 6761, 7049, 7791, 13129, 14511, 20283, 21147, 33859, 36623, 39387, 47327, 49343, 91903, 101577, 109869, 128459, 141981, 148029, 256361, 275709, 331289, 358333, 385377, 643321, 695837, 769083, 899213, 993867, 1074999, 1794527, 1929963, 2087511, 2508331, 2697639, 4671851, 4870859, 5383581, 6294491, 6808327, 7524993, 14015553, 14612577, 17558317, 18883473, 20424981, 32702957, 34096013, 47658289, 52674951, 88765169, 98108871, 102288039, 142974867, 228920699, 247608103, 266295507, 333608023, 621356183, 686762097, 742824309, 1000824069, 1733256721, 1864068549, 4349493281, 4704553957, 5199770163, 12132797047, 13048479843, 14113661871, 32931877699, 36398391141, 98795633097, 230523143893, 691569431679]

約数ペア:

[(1, 691569431679), (3, 230523143893), (7, 98795633097), (19, 36398391141), (21, 32931877699), (49, 14113661871), (53, 13048479843), (57, 12132797047), (133, 5199770163), (147, 4704553957), (159, 4349493281), (371, 1864068549), (399, 1733256721), (691, 1000824069), (931, 742824309), (1007, 686762097), (1113, 621356183), (2073, 333608023), (2597, 266295507), (2793, 247608103), (3021, 228920699), (4837, 142974867), (6761, 102288039), (7049, 98108871), (7791, 88765169), (13129, 52674951), (14511, 47658289), (20283, 34096013), (21147, 32702957), (33859, 20424981), (36623, 18883473), (39387, 17558317), (47327, 14612577), (49343, 14015553), (91903, 7524993), (101577, 6808327), (109869, 6294491), (128459, 5383581), (141981, 4870859), (148029, 4671851), (256361, 2697639), (275709, 2508331), (331289, 2087511), (358333, 1929963), (385377, 1794527), (643321, 1074999), (695837, 993867), (769083, 899213)]