2138238

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 40

約数和(自身を含む): 4887432

約数和(自身を除く): 2749194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 197, 201, 394, 402, 591, 603, 1182, 1206, 1773, 1809, 3546, 3618, 5319, 5427, 10638, 10854, 13199, 15957, 26398, 31914, 39597, 79194, 118791, 237582, 356373, 712746, 1069119, 2138238]

約数ペア:

[(1, 2138238), (2, 1069119), (3, 712746), (6, 356373), (9, 237582), (18, 118791), (27, 79194), (54, 39597), (67, 31914), (81, 26398), (134, 15957), (162, 13199), (197, 10854), (201, 10638), (394, 5427), (402, 5319), (591, 3618), (603, 3546), (1182, 1809), (1206, 1773)]