22245223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 30385152

約数和(自身を除く): 8139929

約数列:

[1, 7, 11, 13, 71, 77, 91, 143, 313, 497, 781, 923, 1001, 2191, 3443, 4069, 5467, 6461, 10153, 22223, 24101, 28483, 44759, 71071, 155561, 244453, 288899, 313313, 1711171, 2022293, 3177889, 22245223]

約数ペア:

[(1, 22245223), (7, 3177889), (11, 2022293), (13, 1711171), (71, 313313), (77, 288899), (91, 244453), (143, 155561), (313, 71071), (497, 44759), (781, 28483), (923, 24101), (1001, 22223), (2191, 10153), (3443, 6461), (4069, 5467)]