249027399

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{991}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 379975680

約数和(自身を除く): 130948281

約数列:

[1, 3, 9, 27, 41, 123, 227, 369, 681, 991, 1107, 2043, 2973, 6129, 8919, 9307, 26757, 27921, 40631, 83763, 121893, 224957, 251289, 365679, 674871, 1097037, 2024613, 6073839, 9223237, 27669711, 83009133, 249027399]

約数ペア:

[(1, 249027399), (3, 83009133), (9, 27669711), (27, 9223237), (41, 6073839), (123, 2024613), (227, 1097037), (369, 674871), (681, 365679), (991, 251289), (1107, 224957), (2043, 121893), (2973, 83763), (6129, 40631), (8919, 27921), (9307, 26757)]