221404596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71237}}^1$

素因数の和:71288

約数の個数: 48

約数和(自身を含む): 606377856

約数和(自身を除く): 384973260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 71237, 142474, 213711, 284948, 427422, 498659, 854844, 997318, 1495977, 1994636, 2635769, 2991954, 5271538, 5983908, 7907307, 10543076, 15814614, 18450383, 31629228, 36900766, 55351149, 73801532, 110702298, 221404596]

約数ペア:

[(1, 221404596), (2, 110702298), (3, 73801532), (4, 55351149), (6, 36900766), (7, 31629228), (12, 18450383), (14, 15814614), (21, 10543076), (28, 7907307), (37, 5983908), (42, 5271538), (74, 2991954), (84, 2635769), (111, 1994636), (148, 1495977), (222, 997318), (259, 854844), (444, 498659), (518, 427422), (777, 284948), (1036, 213711), (1554, 142474), (3108, 71237)]