311940824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{49171}}^1$

素因数の和:49251

約数の個数: 32

約数和(自身を含む): 640219440

約数和(自身を除く): 328278616

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 49171, 98342, 196684, 393368, 639223, 1278446, 2556892, 2999431, 5113784, 5998862, 11997724, 23995448, 38992603, 77985206, 155970412, 311940824]

約数ペア:

[(1, 311940824), (2, 155970412), (4, 77985206), (8, 38992603), (13, 23995448), (26, 11997724), (52, 5998862), (61, 5113784), (104, 2999431), (122, 2556892), (244, 1278446), (488, 639223), (793, 393368), (1586, 196684), (3172, 98342), (6344, 49171)]