222382155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{863}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 365783040

約数和(自身を除く): 143400885

約数列:

[1, 3, 5, 15, 41, 123, 205, 419, 615, 863, 1257, 2095, 2589, 4315, 6285, 12945, 17179, 35383, 51537, 85895, 106149, 176915, 257685, 361597, 530745, 1084791, 1807985, 5423955, 14825477, 44476431, 74127385, 222382155]

約数ペア:

[(1, 222382155), (3, 74127385), (5, 44476431), (15, 14825477), (41, 5423955), (123, 1807985), (205, 1084791), (419, 530745), (615, 361597), (863, 257685), (1257, 176915), (2095, 106149), (2589, 85895), (4315, 51537), (6285, 35383), (12945, 17179)]