221713752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{710621}}^1$

素因数の和:710643

約数の個数: 32

約数和(自身を含む): 596922480

約数和(自身を除く): 375208728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 710621, 1421242, 2131863, 2842484, 4263726, 5684968, 8527452, 9238073, 17054904, 18476146, 27714219, 36952292, 55428438, 73904584, 110856876, 221713752]

約数ペア:

[(1, 221713752), (2, 110856876), (3, 73904584), (4, 55428438), (6, 36952292), (8, 27714219), (12, 18476146), (13, 17054904), (24, 9238073), (26, 8527452), (39, 5684968), (52, 4263726), (78, 2842484), (104, 2131863), (156, 1421242), (312, 710621)]