128823042

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 284663808

約数和(自身を除く): 155840766

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 131, 186, 262, 311, 393, 527, 622, 786, 933, 1054, 1581, 1866, 2227, 3162, 4061, 4454, 5287, 6681, 8122, 9641, 10574, 12183, 13362, 15861, 19282, 24366, 28923, 31722, 40741, 57846, 69037, 81482, 122223, 138074, 163897, 207111, 244446, 327794, 414222, 491691, 692597, 983382, 1262971, 1385194, 2077791, 2525942, 3788913, 4155582, 7577826, 21470507, 42941014, 64411521, 128823042]

約数ペア:

[(1, 128823042), (2, 64411521), (3, 42941014), (6, 21470507), (17, 7577826), (31, 4155582), (34, 3788913), (51, 2525942), (62, 2077791), (93, 1385194), (102, 1262971), (131, 983382), (186, 692597), (262, 491691), (311, 414222), (393, 327794), (527, 244446), (622, 207111), (786, 163897), (933, 138074), (1054, 122223), (1581, 81482), (1866, 69037), (2227, 57846), (3162, 40741), (4061, 31722), (4454, 28923), (5287, 24366), (6681, 19282), (8122, 15861), (9641, 13362), (10574, 12183)]