726672401

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 951854400

約数和(自身を除く): 225181999

約数列:

[1, 7, 13, 29, 49, 91, 139, 203, 283, 377, 637, 973, 1421, 1807, 1981, 2639, 3679, 4031, 6811, 8207, 12649, 13867, 18473, 25753, 28217, 39337, 52403, 57449, 88543, 106691, 180271, 197519, 275359, 366821, 402143, 511381, 746837, 1140773, 1927513, 2567747, 3579667, 5227859, 7985411, 14830049, 25057669, 55897877, 103810343, 726672401]

約数ペア:

[(1, 726672401), (7, 103810343), (13, 55897877), (29, 25057669), (49, 14830049), (91, 7985411), (139, 5227859), (203, 3579667), (283, 2567747), (377, 1927513), (637, 1140773), (973, 746837), (1421, 511381), (1807, 402143), (1981, 366821), (2639, 275359), (3679, 197519), (4031, 180271), (6811, 106691), (8207, 88543), (12649, 57449), (13867, 52403), (18473, 39337), (25753, 28217)]