912069977

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 1212321600

約数和(自身を除く): 300251623

約数列:

[1, 7, 13, 19, 49, 91, 133, 179, 247, 421, 637, 931, 1253, 1729, 2327, 2947, 3401, 5473, 7999, 8771, 12103, 16289, 20629, 23807, 38311, 44213, 55993, 75359, 103987, 114023, 166649, 268177, 309491, 391951, 527513, 727909, 979667, 1431821, 2166437, 3692591, 5095363, 6857669, 10022747, 18613673, 48003683, 70159229, 130295711, 912069977]

約数ペア:

[(1, 912069977), (7, 130295711), (13, 70159229), (19, 48003683), (49, 18613673), (91, 10022747), (133, 6857669), (179, 5095363), (247, 3692591), (421, 2166437), (637, 1431821), (931, 979667), (1253, 727909), (1729, 527513), (2327, 391951), (2947, 309491), (3401, 268177), (5473, 166649), (7999, 114023), (8771, 103987), (12103, 75359), (16289, 55993), (20629, 44213), (23807, 38311)]