219907974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3511}}^1$

素因数の和:3613

約数の個数: 64

約数和(自身を含む): 523934208

約数和(自身を除く): 304026234

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 73, 78, 143, 146, 219, 286, 429, 438, 803, 858, 949, 1606, 1898, 2409, 2847, 3511, 4818, 5694, 7022, 10439, 10533, 20878, 21066, 31317, 38621, 45643, 62634, 77242, 91286, 115863, 136929, 231726, 256303, 273858, 502073, 512606, 768909, 1004146, 1506219, 1537818, 2819333, 3012438, 3331939, 5638666, 6663878, 8457999, 9995817, 16915998, 19991634, 36651329, 73302658, 109953987, 219907974]

約数ペア:

[(1, 219907974), (2, 109953987), (3, 73302658), (6, 36651329), (11, 19991634), (13, 16915998), (22, 9995817), (26, 8457999), (33, 6663878), (39, 5638666), (66, 3331939), (73, 3012438), (78, 2819333), (143, 1537818), (146, 1506219), (219, 1004146), (286, 768909), (429, 512606), (438, 502073), (803, 273858), (858, 256303), (949, 231726), (1606, 136929), (1898, 115863), (2409, 91286), (2847, 77242), (3511, 62634), (4818, 45643), (5694, 38621), (7022, 31317), (10439, 21066), (10533, 20878)]