619069913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1153}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 815370240

約数和(自身を除く): 196300327

約数列:

[1, 7, 11, 19, 77, 133, 209, 367, 1153, 1463, 2569, 4037, 6973, 8071, 12683, 21907, 28259, 48811, 76703, 88781, 153349, 240977, 423151, 536921, 1686839, 2962057, 4654661, 8039869, 32582627, 56279083, 88438559, 619069913]

約数ペア:

[(1, 619069913), (7, 88438559), (11, 56279083), (19, 32582627), (77, 8039869), (133, 4654661), (209, 2962057), (367, 1686839), (1153, 536921), (1463, 423151), (2569, 240977), (4037, 153349), (6973, 88781), (8071, 76703), (12683, 48811), (21907, 28259)]