1949913

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 3523520

約数和(自身を除く): 1573607

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 181, 189, 399, 513, 543, 567, 1197, 1267, 1539, 1629, 3439, 3591, 3801, 4887, 10317, 10773, 11403, 14661, 24073, 30951, 34209, 72219, 92853, 102627, 216657, 278559, 649971, 1949913]

約数ペア:

[(1, 1949913), (3, 649971), (7, 278559), (9, 216657), (19, 102627), (21, 92853), (27, 72219), (57, 34209), (63, 30951), (81, 24073), (133, 14661), (171, 11403), (181, 10773), (189, 10317), (399, 4887), (513, 3801), (543, 3591), (567, 3439), (1197, 1629), (1267, 1539)]