31815532

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 67092480

約数和(自身を除く): 35276948

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 127, 161, 254, 322, 389, 508, 644, 778, 889, 1556, 1778, 2723, 2921, 3556, 5446, 5842, 8947, 10892, 11684, 17894, 20447, 35788, 40894, 49403, 62629, 81788, 98806, 125258, 197612, 250516, 345821, 691642, 1136269, 1383284, 2272538, 4545076, 7953883, 15907766, 31815532]

約数ペア:

[(1, 31815532), (2, 15907766), (4, 7953883), (7, 4545076), (14, 2272538), (23, 1383284), (28, 1136269), (46, 691642), (92, 345821), (127, 250516), (161, 197612), (254, 125258), (322, 98806), (389, 81788), (508, 62629), (644, 49403), (778, 40894), (889, 35788), (1556, 20447), (1778, 17894), (2723, 11684), (2921, 10892), (3556, 8947), (5446, 5842)]