153891458

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 280282680

約数和(自身を除く): 126391222

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 173, 203, 313, 346, 406, 626, 1211, 1421, 2191, 2422, 2842, 4382, 5017, 8477, 9077, 10034, 15337, 16954, 18154, 30674, 35119, 54149, 63539, 70238, 108298, 127078, 245833, 379043, 444773, 491666, 758086, 889546, 1570321, 2653301, 3140642, 5306602, 10992247, 21984494, 76945729, 153891458]

約数ペア:

[(1, 153891458), (2, 76945729), (7, 21984494), (14, 10992247), (29, 5306602), (49, 3140642), (58, 2653301), (98, 1570321), (173, 889546), (203, 758086), (313, 491666), (346, 444773), (406, 379043), (626, 245833), (1211, 127078), (1421, 108298), (2191, 70238), (2422, 63539), (2842, 54149), (4382, 35119), (5017, 30674), (8477, 18154), (9077, 16954), (10034, 15337)]