15521142

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 40449024

約数和(自身を除く): 24927882

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 49, 62, 78, 91, 93, 98, 131, 147, 182, 186, 217, 262, 273, 294, 393, 403, 434, 546, 637, 651, 786, 806, 917, 1209, 1274, 1302, 1519, 1703, 1834, 1911, 2418, 2751, 2821, 3038, 3406, 3822, 4061, 4557, 5109, 5502, 5642, 6419, 8122, 8463, 9114, 10218, 11921, 12183, 12838, 16926, 19257, 19747, 23842, 24366, 28427, 35763, 38514, 39494, 52793, 56854, 59241, 71526, 83447, 85281, 105586, 118482, 158379, 166894, 170562, 198989, 250341, 316758, 369551, 397978, 500682, 596967, 739102, 1108653, 1193934, 2217306, 2586857, 5173714, 7760571, 15521142]

約数ペア:

[(1, 15521142), (2, 7760571), (3, 5173714), (6, 2586857), (7, 2217306), (13, 1193934), (14, 1108653), (21, 739102), (26, 596967), (31, 500682), (39, 397978), (42, 369551), (49, 316758), (62, 250341), (78, 198989), (91, 170562), (93, 166894), (98, 158379), (131, 118482), (147, 105586), (182, 85281), (186, 83447), (217, 71526), (262, 59241), (273, 56854), (294, 52793), (393, 39494), (403, 38514), (434, 35763), (546, 28427), (637, 24366), (651, 23842), (786, 19747), (806, 19257), (917, 16926), (1209, 12838), (1274, 12183), (1302, 11921), (1519, 10218), (1703, 9114), (1834, 8463), (1911, 8122), (2418, 6419), (2751, 5642), (2821, 5502), (3038, 5109), (3406, 4557), (3822, 4061)]