161963562

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 358686720

約数和(自身を除く): 196723158

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 223, 277, 437, 446, 554, 669, 831, 874, 1311, 1338, 1662, 2622, 4237, 5129, 5263, 6371, 8474, 10258, 10526, 12711, 12742, 15387, 15789, 19113, 25422, 30774, 31578, 38226, 61771, 97451, 121049, 123542, 185313, 194902, 242098, 292353, 363147, 370626, 584706, 726294, 1173649, 1420733, 2347298, 2841466, 3520947, 4262199, 7041894, 8524398, 26993927, 53987854, 80981781, 161963562]

約数ペア:

[(1, 161963562), (2, 80981781), (3, 53987854), (6, 26993927), (19, 8524398), (23, 7041894), (38, 4262199), (46, 3520947), (57, 2841466), (69, 2347298), (114, 1420733), (138, 1173649), (223, 726294), (277, 584706), (437, 370626), (446, 363147), (554, 292353), (669, 242098), (831, 194902), (874, 185313), (1311, 123542), (1338, 121049), (1662, 97451), (2622, 61771), (4237, 38226), (5129, 31578), (5263, 30774), (6371, 25422), (8474, 19113), (10258, 15789), (10526, 15387), (12711, 12742)]