991124037

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{379}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 1551950400

約数和(自身を除く): 560826363

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 373, 379, 779, 1119, 1137, 2337, 3357, 3411, 7011, 7087, 7201, 15293, 15539, 21261, 21603, 45879, 46617, 63783, 64809, 137637, 139851, 141367, 290567, 295241, 424101, 871701, 885723, 1272303, 2615103, 2657169, 2685973, 5796047, 8057919, 17388141, 24173757, 52164423, 110124893, 330374679, 991124037]

約数ペア:

[(1, 991124037), (3, 330374679), (9, 110124893), (19, 52164423), (41, 24173757), (57, 17388141), (123, 8057919), (171, 5796047), (369, 2685973), (373, 2657169), (379, 2615103), (779, 1272303), (1119, 885723), (1137, 871701), (2337, 424101), (3357, 295241), (3411, 290567), (7011, 141367), (7087, 139851), (7201, 137637), (15293, 64809), (15539, 63783), (21261, 46617), (21603, 45879)]