1406416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 3044448

約数和(自身を除く): 1638032

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 131, 176, 244, 262, 488, 524, 671, 976, 1048, 1342, 1441, 2096, 2684, 2882, 5368, 5764, 7991, 10736, 11528, 15982, 23056, 31964, 63928, 87901, 127856, 175802, 351604, 703208, 1406416]

約数ペア:

[(1, 1406416), (2, 703208), (4, 351604), (8, 175802), (11, 127856), (16, 87901), (22, 63928), (44, 31964), (61, 23056), (88, 15982), (122, 11528), (131, 10736), (176, 7991), (244, 5764), (262, 5368), (488, 2882), (524, 2684), (671, 2096), (976, 1441), (1048, 1342)]