1321528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 2716560

約数和(自身を除く): 1395032

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 131, 194, 262, 388, 524, 776, 1048, 1261, 1703, 2522, 3406, 5044, 6812, 10088, 12707, 13624, 25414, 50828, 101656, 165191, 330382, 660764, 1321528]

約数ペア:

[(1, 1321528), (2, 660764), (4, 330382), (8, 165191), (13, 101656), (26, 50828), (52, 25414), (97, 13624), (104, 12707), (131, 10088), (194, 6812), (262, 5044), (388, 3406), (524, 2522), (776, 1703), (1048, 1261)]