1279920142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 2041603200

約数和(自身を除く): 761683058

約数列:

[1, 2, 19, 38, 181, 362, 379, 491, 758, 982, 3439, 6878, 7201, 9329, 14402, 18658, 68599, 88871, 137198, 177742, 186089, 372178, 1303381, 1688549, 2606762, 3377098, 3535691, 7071382, 33682109, 67364218, 639960071, 1279920142]

約数ペア:

[(1, 1279920142), (2, 639960071), (19, 67364218), (38, 33682109), (181, 7071382), (362, 3535691), (379, 3377098), (491, 2606762), (758, 1688549), (982, 1303381), (3439, 372178), (6878, 186089), (7201, 177742), (9329, 137198), (14402, 88871), (18658, 68599)]