15780882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 34784640

約数和(自身を除く): 19003758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 169, 197, 237, 338, 394, 474, 507, 591, 1014, 1027, 1182, 2054, 2561, 3081, 5122, 6162, 7683, 13351, 15366, 15563, 26702, 31126, 33293, 40053, 46689, 66586, 80106, 93378, 99879, 199758, 202319, 404638, 606957, 1213914, 2630147, 5260294, 7890441, 15780882]

約数ペア:

[(1, 15780882), (2, 7890441), (3, 5260294), (6, 2630147), (13, 1213914), (26, 606957), (39, 404638), (78, 202319), (79, 199758), (158, 99879), (169, 93378), (197, 80106), (237, 66586), (338, 46689), (394, 40053), (474, 33293), (507, 31126), (591, 26702), (1014, 15563), (1027, 15366), (1182, 13351), (2054, 7683), (2561, 6162), (3081, 5122)]