30147988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 59160640

約数和(自身を除く): 29012652

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 97, 139, 172, 194, 278, 388, 556, 559, 1118, 1261, 1807, 2236, 2522, 3614, 4171, 5044, 5977, 7228, 8342, 11954, 13483, 16684, 23908, 26966, 53932, 54223, 77701, 108446, 155402, 175279, 216892, 310804, 350558, 579769, 701116, 1159538, 2319076, 7536997, 15073994, 30147988]

約数ペア:

[(1, 30147988), (2, 15073994), (4, 7536997), (13, 2319076), (26, 1159538), (43, 701116), (52, 579769), (86, 350558), (97, 310804), (139, 216892), (172, 175279), (194, 155402), (278, 108446), (388, 77701), (556, 54223), (559, 53932), (1118, 26966), (1261, 23908), (1807, 16684), (2236, 13483), (2522, 11954), (3614, 8342), (4171, 7228), (5044, 5977)]