40728831

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 65704320

約数和(自身を除く): 24975489

約数列:

[1, 3, 11, 13, 33, 39, 67, 109, 143, 169, 201, 327, 429, 507, 737, 871, 1199, 1417, 1859, 2211, 2613, 3597, 4251, 5577, 7303, 9581, 11323, 15587, 18421, 21909, 28743, 33969, 46761, 55263, 80333, 94939, 124553, 202631, 240999, 284817, 373659, 607893, 1044329, 1234207, 3132987, 3702621, 13576277, 40728831]

約数ペア:

[(1, 40728831), (3, 13576277), (11, 3702621), (13, 3132987), (33, 1234207), (39, 1044329), (67, 607893), (109, 373659), (143, 284817), (169, 240999), (201, 202631), (327, 124553), (429, 94939), (507, 80333), (737, 55263), (871, 46761), (1199, 33969), (1417, 28743), (1859, 21909), (2211, 18421), (2613, 15587), (3597, 11323), (4251, 9581), (5577, 7303)]