30980754

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12941}}^1$

素因数の和:12975

約数の個数: 48

約数和(自身を含む): 80758080

約数和(自身を除く): 49777326

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 12941, 25882, 38823, 77646, 90587, 116469, 181174, 232938, 245879, 271761, 491758, 543522, 737637, 815283, 1475274, 1630566, 1721153, 2212911, 3442306, 4425822, 5163459, 10326918, 15490377, 30980754]

約数ペア:

[(1, 30980754), (2, 15490377), (3, 10326918), (6, 5163459), (7, 4425822), (9, 3442306), (14, 2212911), (18, 1721153), (19, 1630566), (21, 1475274), (38, 815283), (42, 737637), (57, 543522), (63, 491758), (114, 271761), (126, 245879), (133, 232938), (171, 181174), (266, 116469), (342, 90587), (399, 77646), (798, 38823), (1197, 25882), (2394, 12941)]