1276459804557

素因数分解:

$3^2\times 7^2\times {\mathrm{7129}}^1\times {\mathrm{406013}}^1$

素因数の和:413162

約数の個数: 36

約数和(自身を含む): 2145105946620

約数和(自身を除く): 868646142063

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 7129, 21387, 49903, 64161, 149709, 349321, 406013, 449127, 1047963, 1218039, 2842091, 3143889, 3654117, 8526273, 19894637, 25578819, 59683911, 179051733, 2894466677, 8683400031, 20261266739, 26050200093, 60783800217, 141828867173, 182351400651, 425486601519, 1276459804557]

約数ペア:

[(1, 1276459804557), (3, 425486601519), (7, 182351400651), (9, 141828867173), (21, 60783800217), (49, 26050200093), (63, 20261266739), (147, 8683400031), (441, 2894466677), (7129, 179051733), (21387, 59683911), (49903, 25578819), (64161, 19894637), (149709, 8526273), (349321, 3654117), (406013, 3143889), (449127, 2842091), (1047963, 1218039)]