28443019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 34997760

約数和(自身を除く): 6554741

約数列:

[1, 11, 19, 23, 61, 97, 209, 253, 437, 671, 1067, 1159, 1403, 1843, 2231, 4807, 5917, 12749, 15433, 20273, 24541, 26657, 42389, 65087, 112423, 136091, 293227, 466279, 1236653, 1497001, 2585729, 28443019]

約数ペア:

[(1, 28443019), (11, 2585729), (19, 1497001), (23, 1236653), (61, 466279), (97, 293227), (209, 136091), (253, 112423), (437, 65087), (671, 42389), (1067, 26657), (1159, 24541), (1403, 20273), (1843, 15433), (2231, 12749), (4807, 5917)]