27812890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1883

約数の個数: 48

約数和(自身を含む): 60148224

約数和(自身を除く): 32335334

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 1831, 2170, 3038, 3662, 7595, 9155, 12817, 15190, 18310, 25634, 56761, 64085, 89719, 113522, 128170, 179438, 283805, 397327, 448595, 567610, 794654, 897190, 1986635, 2781289, 3973270, 5562578, 13906445, 27812890]

約数ペア:

[(1, 27812890), (2, 13906445), (5, 5562578), (7, 3973270), (10, 2781289), (14, 1986635), (31, 897190), (35, 794654), (49, 567610), (62, 448595), (70, 397327), (98, 283805), (155, 179438), (217, 128170), (245, 113522), (310, 89719), (434, 64085), (490, 56761), (1085, 25634), (1519, 18310), (1831, 15190), (2170, 12817), (3038, 9155), (3662, 7595)]