39876915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 74188800

約数和(自身を除く): 34311885

約数列:

[1, 3, 5, 13, 15, 19, 39, 47, 57, 65, 95, 141, 195, 229, 235, 247, 285, 611, 687, 705, 741, 893, 1145, 1235, 1833, 2679, 2977, 3055, 3435, 3705, 4351, 4465, 8931, 9165, 10763, 11609, 13053, 13395, 14885, 21755, 32289, 34827, 44655, 53815, 56563, 58045, 65265, 139919, 161445, 169689, 174135, 204497, 282815, 419757, 613491, 699595, 848445, 1022485, 2098785, 2658461, 3067455, 7975383, 13292305, 39876915]

約数ペア:

[(1, 39876915), (3, 13292305), (5, 7975383), (13, 3067455), (15, 2658461), (19, 2098785), (39, 1022485), (47, 848445), (57, 699595), (65, 613491), (95, 419757), (141, 282815), (195, 204497), (229, 174135), (235, 169689), (247, 161445), (285, 139919), (611, 65265), (687, 58045), (705, 56563), (741, 53815), (893, 44655), (1145, 34827), (1235, 32289), (1833, 21755), (2679, 14885), (2977, 13395), (3055, 13053), (3435, 11609), (3705, 10763), (4351, 9165), (4465, 8931)]