31456324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 62233920

約数和(自身を除く): 30777596

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 97, 194, 251, 323, 388, 502, 646, 1004, 1292, 1649, 1843, 3298, 3686, 4267, 4769, 6596, 7372, 8534, 9538, 17068, 19076, 24347, 31331, 48694, 62662, 81073, 97388, 125324, 162146, 324292, 413899, 462593, 827798, 925186, 1655596, 1850372, 7864081, 15728162, 31456324]

約数ペア:

[(1, 31456324), (2, 15728162), (4, 7864081), (17, 1850372), (19, 1655596), (34, 925186), (38, 827798), (68, 462593), (76, 413899), (97, 324292), (194, 162146), (251, 125324), (323, 97388), (388, 81073), (502, 62662), (646, 48694), (1004, 31331), (1292, 24347), (1649, 19076), (1843, 17068), (3298, 9538), (3686, 8534), (4267, 7372), (4769, 6596)]