205220358

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{542911}}^1$

素因数の和:542929

約数の個数: 32

約数和(自身を含む): 521195520

約数和(自身を除く): 315975162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 542911, 1085822, 1628733, 3257466, 3800377, 4886199, 7600754, 9772398, 11401131, 14658597, 22802262, 29317194, 34203393, 68406786, 102610179, 205220358]

約数ペア:

[(1, 205220358), (2, 102610179), (3, 68406786), (6, 34203393), (7, 29317194), (9, 22802262), (14, 14658597), (18, 11401131), (21, 9772398), (27, 7600754), (42, 4886199), (54, 3800377), (63, 3257466), (126, 1628733), (189, 1085822), (378, 542911)]