66879561

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 109790208

約数和(自身を除く): 42910647

約数列:

[1, 3, 7, 21, 23, 49, 69, 131, 147, 151, 161, 393, 453, 483, 917, 1057, 1127, 2751, 3013, 3171, 3381, 3473, 6419, 7399, 9039, 10419, 19257, 19781, 21091, 22197, 24311, 59343, 63273, 72933, 138467, 147637, 170177, 415401, 442911, 454963, 510531, 969269, 1364889, 2907807, 3184741, 9554223, 22293187, 66879561]

約数ペア:

[(1, 66879561), (3, 22293187), (7, 9554223), (21, 3184741), (23, 2907807), (49, 1364889), (69, 969269), (131, 510531), (147, 454963), (151, 442911), (161, 415401), (393, 170177), (453, 147637), (483, 138467), (917, 72933), (1057, 63273), (1127, 59343), (2751, 24311), (3013, 22197), (3171, 21091), (3381, 19781), (3473, 19257), (6419, 10419), (7399, 9039)]