221081042

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1789}}^1$

素因数の和:1915

約数の個数: 48

約数和(自身を含む): 419955480

約数和(自身を除く): 198874438

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 97, 98, 182, 194, 637, 679, 1261, 1274, 1358, 1789, 2522, 3578, 4753, 8827, 9506, 12523, 17654, 23257, 25046, 46514, 61789, 87661, 123578, 162799, 173533, 175322, 325598, 347066, 1139593, 1214731, 2255929, 2279186, 2429462, 4511858, 8503117, 15791503, 17006234, 31583006, 110540521, 221081042]

約数ペア:

[(1, 221081042), (2, 110540521), (7, 31583006), (13, 17006234), (14, 15791503), (26, 8503117), (49, 4511858), (91, 2429462), (97, 2279186), (98, 2255929), (182, 1214731), (194, 1139593), (637, 347066), (679, 325598), (1261, 175322), (1274, 173533), (1358, 162799), (1789, 123578), (2522, 87661), (3578, 61789), (4753, 46514), (8827, 25046), (9506, 23257), (12523, 17654)]