219921786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{42571}}^1$

素因数の和:42627

約数の個数: 48

約数和(自身を含む): 557863488

約数和(自身を除く): 337941702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 5166, 42571, 85142, 127713, 255426, 297997, 383139, 595994, 766278, 893991, 1745411, 1787982, 2681973, 3490822, 5236233, 5363946, 10472466, 12217877, 15708699, 24435754, 31417398, 36653631, 73307262, 109960893, 219921786]

約数ペア:

[(1, 219921786), (2, 109960893), (3, 73307262), (6, 36653631), (7, 31417398), (9, 24435754), (14, 15708699), (18, 12217877), (21, 10472466), (41, 5363946), (42, 5236233), (63, 3490822), (82, 2681973), (123, 1787982), (126, 1745411), (246, 893991), (287, 766278), (369, 595994), (574, 383139), (738, 297997), (861, 255426), (1722, 127713), (2583, 85142), (5166, 42571)]