7730542918

素因数分解:

$2^1\times 7^4\times {\mathrm{131}}^1\times {\mathrm{12289}}^1$

素因数の和:12450

約数の個数: 40

約数和(自身を含む): 13632018840

約数和(自身を除く): 5901475922

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 343, 686, 917, 1834, 2401, 4802, 6419, 12289, 12838, 24578, 44933, 86023, 89866, 172046, 314531, 602161, 629062, 1204322, 1609859, 3219718, 4215127, 8430254, 11269013, 22538026, 29505889, 59011778, 78883091, 157766182, 552181637, 1104363274, 3865271459, 7730542918]

約数ペア:

[(1, 7730542918), (2, 3865271459), (7, 1104363274), (14, 552181637), (49, 157766182), (98, 78883091), (131, 59011778), (262, 29505889), (343, 22538026), (686, 11269013), (917, 8430254), (1834, 4215127), (2401, 3219718), (4802, 1609859), (6419, 1204322), (12289, 629062), (12838, 602161), (24578, 314531), (44933, 172046), (86023, 89866)]