31797051

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 22393029

約数列:

[1, 3, 11, 13, 19, 33, 39, 47, 57, 83, 141, 143, 209, 247, 249, 429, 517, 611, 627, 741, 893, 913, 1079, 1551, 1577, 1833, 2679, 2717, 2739, 3237, 3901, 4731, 6721, 8151, 9823, 11609, 11703, 11869, 17347, 20163, 20501, 29469, 34827, 35607, 42911, 50713, 52041, 61503, 74119, 127699, 128733, 152139, 222357, 225511, 383097, 557843, 676533, 815309, 963547, 1673529, 2445927, 2890641, 10599017, 31797051]

約数ペア:

[(1, 31797051), (3, 10599017), (11, 2890641), (13, 2445927), (19, 1673529), (33, 963547), (39, 815309), (47, 676533), (57, 557843), (83, 383097), (141, 225511), (143, 222357), (209, 152139), (247, 128733), (249, 127699), (429, 74119), (517, 61503), (611, 52041), (627, 50713), (741, 42911), (893, 35607), (913, 34827), (1079, 29469), (1551, 20501), (1577, 20163), (1833, 17347), (2679, 11869), (2717, 11703), (2739, 11609), (3237, 9823), (3901, 8151), (4731, 6721)]