77919589

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 93312000

約数和(自身を除く): 15392411

約数列:

[1, 11, 19, 59, 71, 89, 209, 649, 781, 979, 1121, 1349, 1691, 4189, 5251, 6319, 12331, 14839, 18601, 46079, 57761, 69509, 79591, 99769, 120061, 372821, 875501, 1097459, 1320671, 4101031, 7083599, 77919589]

約数ペア:

[(1, 77919589), (11, 7083599), (19, 4101031), (59, 1320671), (71, 1097459), (89, 875501), (209, 372821), (649, 120061), (781, 99769), (979, 79591), (1121, 69509), (1349, 57761), (1691, 46079), (4189, 18601), (5251, 14839), (6319, 12331)]