72149517

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 121043520

約数和(自身を除く): 48894003

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 317, 363, 627, 951, 1089, 1331, 1881, 2299, 2853, 3487, 3993, 6023, 6897, 10461, 11979, 18069, 20691, 25289, 31383, 38357, 54207, 66253, 75867, 115071, 198759, 227601, 345213, 421927, 596277, 728783, 1265781, 2186349, 3797343, 6559047, 8016613, 24049839, 72149517]

約数ペア:

[(1, 72149517), (3, 24049839), (9, 8016613), (11, 6559047), (19, 3797343), (33, 2186349), (57, 1265781), (99, 728783), (121, 596277), (171, 421927), (209, 345213), (317, 227601), (363, 198759), (627, 115071), (951, 75867), (1089, 66253), (1331, 54207), (1881, 38357), (2299, 31383), (2853, 25289), (3487, 20691), (3993, 18069), (6023, 11979), (6897, 10461)]