219887206

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{203977}}^1$

素因数の和:204004

約数の個数: 24

約数和(自身を含む): 418562856

約数和(自身を除く): 198675650

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 203977, 407954, 1427839, 2243747, 2855678, 4487494, 9994873, 15706229, 19989746, 31412458, 109943603, 219887206]

約数ペア:

[(1, 219887206), (2, 109943603), (7, 31412458), (11, 19989746), (14, 15706229), (22, 9994873), (49, 4487494), (77, 2855678), (98, 2243747), (154, 1427839), (539, 407954), (1078, 203977)]