15640926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 37933056

約数和(自身を除く): 22292130

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 41, 42, 62, 82, 93, 123, 186, 217, 246, 287, 293, 434, 574, 586, 651, 861, 879, 1271, 1302, 1722, 1758, 2051, 2542, 3813, 4102, 6153, 7626, 8897, 9083, 12013, 12306, 17794, 18166, 24026, 26691, 27249, 36039, 53382, 54498, 63581, 72078, 84091, 127162, 168182, 190743, 252273, 372403, 381486, 504546, 744806, 1117209, 2234418, 2606821, 5213642, 7820463, 15640926]

約数ペア:

[(1, 15640926), (2, 7820463), (3, 5213642), (6, 2606821), (7, 2234418), (14, 1117209), (21, 744806), (31, 504546), (41, 381486), (42, 372403), (62, 252273), (82, 190743), (93, 168182), (123, 127162), (186, 84091), (217, 72078), (246, 63581), (287, 54498), (293, 53382), (434, 36039), (574, 27249), (586, 26691), (651, 24026), (861, 18166), (879, 17794), (1271, 12306), (1302, 12013), (1722, 9083), (1758, 8897), (2051, 7626), (2542, 6153), (3813, 4102)]