2170458

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 5130216

約数和(自身を除く): 2959758

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 173, 246, 306, 346, 369, 519, 697, 738, 1038, 1394, 1557, 2091, 2941, 3114, 4182, 5882, 6273, 7093, 8823, 12546, 14186, 17646, 21279, 26469, 42558, 52938, 63837, 120581, 127674, 241162, 361743, 723486, 1085229, 2170458]

約数ペア:

[(1, 2170458), (2, 1085229), (3, 723486), (6, 361743), (9, 241162), (17, 127674), (18, 120581), (34, 63837), (41, 52938), (51, 42558), (82, 26469), (102, 21279), (123, 17646), (153, 14186), (173, 12546), (246, 8823), (306, 7093), (346, 6273), (369, 5882), (519, 4182), (697, 3114), (738, 2941), (1038, 2091), (1394, 1557)]