13243425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 25581696

約数和(自身を除く): 12338271

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 47, 51, 65, 75, 85, 141, 195, 221, 235, 255, 289, 325, 425, 611, 663, 705, 799, 867, 975, 1105, 1175, 1275, 1445, 1833, 2397, 3055, 3315, 3525, 3757, 3995, 4335, 5525, 7225, 9165, 10387, 11271, 11985, 13583, 15275, 16575, 18785, 19975, 21675, 31161, 40749, 45825, 51935, 56355, 59925, 67915, 93925, 155805, 176579, 203745, 259675, 281775, 339575, 529737, 779025, 882895, 1018725, 2648685, 4414475, 13243425]

約数ペア:

[(1, 13243425), (3, 4414475), (5, 2648685), (13, 1018725), (15, 882895), (17, 779025), (25, 529737), (39, 339575), (47, 281775), (51, 259675), (65, 203745), (75, 176579), (85, 155805), (141, 93925), (195, 67915), (221, 59925), (235, 56355), (255, 51935), (289, 45825), (325, 40749), (425, 31161), (611, 21675), (663, 19975), (705, 18785), (799, 16575), (867, 15275), (975, 13583), (1105, 11985), (1175, 11271), (1275, 10387), (1445, 9165), (1833, 7225), (2397, 5525), (3055, 4335), (3315, 3995), (3525, 3757)]