157416273

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18787}}^1$

素因数の和:18826

約数の個数: 36

約数和(自身を含む): 278438160

約数和(自身を除く): 121021887

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 18787, 56361, 131509, 169083, 356953, 394527, 920563, 1070859, 1183581, 2498671, 2761689, 3212577, 7496013, 8285067, 17490697, 22488039, 52472091, 157416273]

約数ペア:

[(1, 157416273), (3, 52472091), (7, 22488039), (9, 17490697), (19, 8285067), (21, 7496013), (49, 3212577), (57, 2761689), (63, 2498671), (133, 1183581), (147, 1070859), (171, 920563), (399, 394527), (441, 356953), (931, 169083), (1197, 131509), (2793, 56361), (8379, 18787)]