90903087

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 157248000

約数和(自身を除く): 66344913

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 89, 99, 171, 181, 209, 267, 297, 513, 543, 627, 801, 979, 1629, 1691, 1881, 1991, 2403, 2937, 3439, 4887, 5073, 5643, 5973, 8811, 10317, 15219, 16109, 17919, 18601, 26433, 30951, 37829, 45657, 48327, 53757, 55803, 92853, 113487, 144981, 167409, 177199, 306071, 340461, 434943, 502227, 531597, 918213, 1021383, 1594791, 2754639, 3366781, 4784373, 8263917, 10100343, 30301029, 90903087]

約数ペア:

[(1, 90903087), (3, 30301029), (9, 10100343), (11, 8263917), (19, 4784373), (27, 3366781), (33, 2754639), (57, 1594791), (89, 1021383), (99, 918213), (171, 531597), (181, 502227), (209, 434943), (267, 340461), (297, 306071), (513, 177199), (543, 167409), (627, 144981), (801, 113487), (979, 92853), (1629, 55803), (1691, 53757), (1881, 48327), (1991, 45657), (2403, 37829), (2937, 30951), (3439, 26433), (4887, 18601), (5073, 17919), (5643, 16109), (5973, 15219), (8811, 10317)]