257036796

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2211

約数の個数: 72

約数和(自身を含む): 672969024

約数和(自身を除く): 415932228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 73, 94, 141, 146, 188, 219, 282, 292, 423, 438, 564, 657, 846, 876, 1314, 1692, 2081, 2628, 3431, 4162, 6243, 6862, 8324, 10293, 12486, 13724, 18729, 20586, 24972, 30879, 37458, 41172, 61758, 74916, 97807, 123516, 151913, 195614, 293421, 303826, 391228, 455739, 586842, 607652, 880263, 911478, 1173684, 1367217, 1760526, 1822956, 2734434, 3521052, 5468868, 7139911, 14279822, 21419733, 28559644, 42839466, 64259199, 85678932, 128518398, 257036796]

約数ペア:

[(1, 257036796), (2, 128518398), (3, 85678932), (4, 64259199), (6, 42839466), (9, 28559644), (12, 21419733), (18, 14279822), (36, 7139911), (47, 5468868), (73, 3521052), (94, 2734434), (141, 1822956), (146, 1760526), (188, 1367217), (219, 1173684), (282, 911478), (292, 880263), (423, 607652), (438, 586842), (564, 455739), (657, 391228), (846, 303826), (876, 293421), (1314, 195614), (1692, 151913), (2081, 123516), (2628, 97807), (3431, 74916), (4162, 61758), (6243, 41172), (6862, 37458), (8324, 30879), (10293, 24972), (12486, 20586), (13724, 18729)]