1330731405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^2\times {\mathrm{131}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 2469186720

約数和(自身を除く): 1138455315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 109, 131, 171, 285, 327, 393, 545, 655, 855, 981, 1179, 1635, 1965, 2071, 2489, 4905, 5895, 6213, 7467, 10355, 11881, 12445, 14279, 18639, 22401, 31065, 35643, 37335, 42837, 59405, 71395, 93195, 106929, 112005, 128511, 178215, 214185, 225739, 271301, 534645, 642555, 677217, 813903, 1128695, 1356505, 1556411, 2031651, 2441709, 3386085, 4069515, 4669233, 7782055, 10158255, 12208545, 14007699, 23346165, 29571809, 70038495, 88715427, 147859045, 266146281, 443577135, 1330731405]

約数ペア:

[(1, 1330731405), (3, 443577135), (5, 266146281), (9, 147859045), (15, 88715427), (19, 70038495), (45, 29571809), (57, 23346165), (95, 14007699), (109, 12208545), (131, 10158255), (171, 7782055), (285, 4669233), (327, 4069515), (393, 3386085), (545, 2441709), (655, 2031651), (855, 1556411), (981, 1356505), (1179, 1128695), (1635, 813903), (1965, 677217), (2071, 642555), (2489, 534645), (4905, 271301), (5895, 225739), (6213, 214185), (7467, 178215), (10355, 128511), (11881, 112005), (12445, 106929), (14279, 93195), (18639, 71395), (22401, 59405), (31065, 42837), (35643, 37335)]