161733172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 307359360

約数和(自身を除く): 145626188

約数列:

[1, 2, 4, 17, 34, 68, 71, 139, 142, 241, 278, 284, 482, 556, 964, 1207, 2363, 2414, 4097, 4726, 4828, 8194, 9452, 9869, 16388, 17111, 19738, 33499, 34222, 39476, 66998, 68444, 133996, 167773, 290887, 335546, 569483, 581774, 671092, 1138966, 1163548, 2277932, 2378429, 4756858, 9513716, 40433293, 80866586, 161733172]

約数ペア:

[(1, 161733172), (2, 80866586), (4, 40433293), (17, 9513716), (34, 4756858), (68, 2378429), (71, 2277932), (139, 1163548), (142, 1138966), (241, 671092), (278, 581774), (284, 569483), (482, 335546), (556, 290887), (964, 167773), (1207, 133996), (2363, 68444), (2414, 66998), (4097, 39476), (4726, 34222), (4828, 33499), (8194, 19738), (9452, 17111), (9869, 16388)]