31991596

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 69431040

約数和(自身を除く): 37439444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 179, 182, 358, 364, 491, 716, 982, 1253, 1964, 2327, 2506, 3437, 4654, 5012, 6383, 6874, 9308, 12766, 13748, 16289, 25532, 32578, 44681, 65156, 87889, 89362, 175778, 178724, 351556, 615223, 1142557, 1230446, 2285114, 2460892, 4570228, 7997899, 15995798, 31991596]

約数ペア:

[(1, 31991596), (2, 15995798), (4, 7997899), (7, 4570228), (13, 2460892), (14, 2285114), (26, 1230446), (28, 1142557), (52, 615223), (91, 351556), (179, 178724), (182, 175778), (358, 89362), (364, 87889), (491, 65156), (716, 44681), (982, 32578), (1253, 25532), (1964, 16289), (2327, 13748), (2506, 12766), (3437, 9308), (4654, 6874), (5012, 6383)]