78319178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3727}}^1$

素因数の和:3834

約数の個数: 32

約数和(自身を含む): 143155200

約数和(自身を除く): 64836022

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1106, 1501, 3002, 3727, 7454, 10507, 21014, 26089, 52178, 70813, 141626, 294433, 495691, 588866, 991382, 2061031, 4122062, 5594227, 11188454, 39159589, 78319178]

約数ペア:

[(1, 78319178), (2, 39159589), (7, 11188454), (14, 5594227), (19, 4122062), (38, 2061031), (79, 991382), (133, 588866), (158, 495691), (266, 294433), (553, 141626), (1106, 70813), (1501, 52178), (3002, 26089), (3727, 21014), (7454, 10507)]