1913945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 2799360

約数和(自身を除く): 885415

約数列:

[1, 5, 11, 17, 23, 55, 85, 89, 115, 187, 253, 391, 445, 935, 979, 1265, 1513, 1955, 2047, 4301, 4895, 7565, 10235, 16643, 21505, 22517, 34799, 83215, 112585, 173995, 382789, 1913945]

約数ペア:

[(1, 1913945), (5, 382789), (11, 173995), (17, 112585), (23, 83215), (55, 34799), (85, 22517), (89, 21505), (115, 16643), (187, 10235), (253, 7565), (391, 4895), (445, 4301), (935, 2047), (979, 1955), (1265, 1513)]