287688766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 464441760

約数和(自身を除く): 176752994

約数列:

[1, 2, 19, 38, 73, 137, 146, 274, 757, 1387, 1514, 2603, 2774, 5206, 10001, 14383, 20002, 28766, 55261, 103709, 110522, 190019, 207418, 380038, 1049959, 1970471, 2099918, 3940942, 7570757, 15141514, 143844383, 287688766]

約数ペア:

[(1, 287688766), (2, 143844383), (19, 15141514), (38, 7570757), (73, 3940942), (137, 2099918), (146, 1970471), (274, 1049959), (757, 380038), (1387, 207418), (1514, 190019), (2603, 110522), (2774, 103709), (5206, 55261), (10001, 28766), (14383, 20002)]