179621421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^3\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 309350400

約数和(自身を除く): 129728979

約数列:

[1, 3, 7, 19, 21, 23, 37, 57, 69, 111, 133, 161, 259, 399, 437, 483, 529, 703, 777, 851, 1311, 1587, 2109, 2553, 3059, 3703, 4921, 5957, 9177, 10051, 11109, 12167, 14763, 16169, 17871, 19573, 30153, 36501, 48507, 58719, 70357, 85169, 113183, 137011, 211071, 231173, 255507, 339549, 371887, 411033, 450179, 693519, 1115661, 1350537, 1618211, 2603209, 3151253, 4854633, 7809627, 8553401, 9453759, 25660203, 59873807, 179621421]

約数ペア:

[(1, 179621421), (3, 59873807), (7, 25660203), (19, 9453759), (21, 8553401), (23, 7809627), (37, 4854633), (57, 3151253), (69, 2603209), (111, 1618211), (133, 1350537), (161, 1115661), (259, 693519), (399, 450179), (437, 411033), (483, 371887), (529, 339549), (703, 255507), (777, 231173), (851, 211071), (1311, 137011), (1587, 113183), (2109, 85169), (2553, 70357), (3059, 58719), (3703, 48507), (4921, 36501), (5957, 30153), (9177, 19573), (10051, 17871), (11109, 16169), (12167, 14763)]